youtube

Thu Jun 12 2025 23:13:15 PDT
  • Status: UNCONFIRMED, NEW, ASSIGNED, REOPENED
  • Product: youtube
  • Component: youtube
  • Alias: youtube
  • Summary: youtube
  • Whiteboard: youtube
  • Crash Signature: youtube

This result was limited to 500 bugs. See all search results for this query.
ID Type Summary Product Comp Assignee Status Resolution Updated
1694035 HTTPS request freezes when visiting google related services (Google, YouTube, ...) Core Networking: HTTP nobody UNCO --- 2025-03-10
1717016 High CPU usage on youtube Core Performance: General nobody UNCO --- 2025-05-23
1835518 YouTube PR_END_OF_FILE_ERROR error after Firefox downloads an update Core Networking nobody UNCO --- 2025-02-22
1840188 jittery video on youtube in nightly 116 Core Graphics nobody UNCO --- 2025-03-10
1842755 Colour management not working in Youtube videos with version 115 Core Graphics: Color Mana nobody UNCO --- 2025-03-10
1910820 Laggy UI elements on Youtube Core JavaScript Engine nobody UNCO --- 2025-05-12
1793477 AV1 Decoding in YouTube Stutters on AMD Windows Laptop Core Audio/Video alwu UNCO --- Sun 23:41
1818577 YouTube TV DRM HDR content is broken, only in FireFox. Core Audio/Video: Playbac bwerth UNCO --- 2025-03-06
1844739 Bottom bar of YouTube cut off when entering full screen from native full screen on macOS Core Widget: Cocoa bwerth UNCO --- 2023-07-24
1042650 Can't watch youtube video without a connected sound output device Core Audio/Video: Playbac nobody UNCO --- 2022-10-11
1206375 issue with major flickering/breaking of multi-monitor AMD setups while viewing youtube videos on firefox Core Graphics nobody UNCO --- 2022-10-11
1272789 Fullscreen video from videosites(ex. youtube) is semitransparent on OSX El Capitan Core Graphics nobody UNCO --- 2022-10-11
1335488 Severe YouTube flickering on OS X with HWA disabled Core Graphics nobody UNCO --- 2022-10-11
1381829 occasional judder on YouTube video with 4k 60fps VP9 hardware decoding Core Audio/Video: Playbac nobody UNCO --- 2025-03-06
1393908 i have only 15 FPS in youtube when in fullscreen and crossfireX Core Graphics nobody UNCO --- 2022-10-11
1399766 youtube Cannot find root node for visibility monitor Core Graphics nobody UNCO --- 2022-10-11
1400173 YouTube overloading ram Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1408201 480p+ Youtube video choppy with hardware acceleration activated on P.IV Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1412540 Firefox v56.02 not playing any video clips on multiple websites (youtube, vimeo, foxnews, CNN, etc.) Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1418460 Using Escape to exit full screen out of a single Youtube video exits both full screen Youtube videos. Core DOM: Events nobody UNCO --- 2025-03-11
1421148 CPU usage on idle YouTube video playback multiplies under High Performance power profile Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1425481 when in youtube video in fullscreen move and move back browser stays in fullscreen mode but scrollbars are missing Core DOM: Core & HTML nobody UNCO --- 2022-10-11
1435158 Full screen Youtube video is collapsed when page is finished rendering Core Layout nobody UNCO --- 2025-03-11
1450854 Youtube fails to play Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1461110 Youtube videos freeze in full screen in FF ver 60.0 Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1503763 YouTube Player title bar and controls flickering after updating to version 63.0.1 on a MacBook Pro Core Widget: Cocoa nobody UNCO --- 2022-10-11
1505305 Firefox 63.0.1 not using hardware acceleration while playing Youtube videos, before this version i was running 59.0.2 and it was fine, except i had to disable multi process feature to make gpu acceleration works, but with 63.0.1 , doing that doesn't help. Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1506496 Rewind freezes video playback on YouTube since FF63 Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1526600 Youtube 60 FPS Dropped Frames Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1550097 CPU usage increases drastically when youtube video is run Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1556252 High CPU usage on AV1 video playback on youtube Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1569426 some youtube videos do not load/play Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1571854 4k60 fps youtube video gets stuck Core Audio/Video: Playbac nobody UNCO --- 2023-08-01
1607431 Youtube videos on Windows on Arm in 1080p causes video to stutter (audio is ok) and video controls are slow to respond. Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1610259 Frame drops after upgrading from Windows 7 to Windows 10 (YouTube) Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1617422 crashes on youtube; Linux; RT Watchdog Timeout (hard): AudioIPC0 Core Audio/Video: cubeb nobody UNCO --- 2022-10-11
1617456 Memory rapidly sucked up when switched to a tty while watching a youtube video Core Graphics nobody UNCO --- 2022-10-11
1627829 CPU usage 55-75% playback 720p videos on YouTube on a modern quad-core 7300HQ Core Graphics nobody UNCO --- 2025-03-12
1661987 Youtube doesn't play - RemoteDecoderManager Core Audio/Video: Playbac nobody UNCO --- 2020-09-16
1670350 Youtube 60fps framedrops (Edge & IE no drops) Core Audio/Video nobody UNCO --- Sun 23:47
1674238 Firefox stores cookie settings for Google and Youtube for only a short time Core Privacy: Anti-Tracki nobody UNCO --- 2025-03-11
1678852 YouTube plays videos in the background on the wrong pages. Core Audio/Video: Playbac nobody UNCO --- 2024-03-28
1681581 Nvidia display driver (27.21.14.6079) crashes when playing Youtube videos Core Graphics nobody UNCO --- 2025-03-11
1690929 Firefox crashes and freezes X server and udev when playing youtube videos on linux 5.10.x kernel Core Graphics nobody UNCO --- 2023-08-03
1696795 Youtube audio cracks macOS Core Audio/Video: Playbac nobody UNCO --- 2024-08-14
1702096 PiP Not working for twoseven.xyz with youtube share room Toolkit Picture-in-Picture nobody UNCO --- 2025-03-11
1708390 youtube subscriptions scroll more jerky Core Graphics nobody UNCO --- 2025-03-11
1725823 User icons sometimes not rendered on Youtube Core Graphics: WebRender nobody UNCO --- 2022-08-09
1728169 High VRAM clocks when playing videos (Twitch/Youtube) only on FF Core Graphics: WebRender nobody UNCO --- 2025-03-11
1740050 YouTube videos do not stop playing when paused or stopped Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1741045 YouTube videos randomly changing quality to a lower one (1080p > 720p) Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1747792 scrollbar with fullscreen youtube when changing fullzoom Core Layout: Scrolling an nobody UNCO --- 2025-03-11
1759040 If I am running a YouTube video and then click the Firefox "Back" button it will lock up my PC so that even Ctrl-Alt-Del does not work. I can run the same video on IE or Chrome without any problems. Core Audio/Video: Playbac nobody UNCO --- 2022-04-27
1759566 Windows 10 Reboots While Watching YouTube Core Audio/Video: Playbac nobody UNCO --- 2022-04-30
1768487 Ubuntu 22.04, Xwayland: Restoring window from a fullscreen Youtube video view leaves artifacts Core Graphics nobody UNCO --- 2022-06-30
1776850 YouTube video quality changes from 1080p to lower quality randomly Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1779884 YouTube videos are not cached to disk when UA is set to Chromium Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1782669 The hotkey to "Seek forward 1 frame when the video is paused" in YouTube doesn't work on Firefox for me. Core DOM: UI Events & Foc nobody UNCO --- 2025-03-11
1789289 Youtube livestreams with vp9 codec dropping frames Core Audio/Video nobody UNCO --- 2025-03-11
1789642 Youtube video aren't played (randomly) Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1796239 106.x crashes while in sandboxie-classic (while having youtube video open and opening new youtube tab aside) mozglue.dll firefox.exe xul.dll Core Audio/Video: Playbac nobody UNCO --- 2024-02-27
1817932 Windows 7: Firefox 110.0 crashes on youtube Core DOM: Content Process nobody UNCO --- 2025-03-11
1825805 Erratic Mouse Behavior on tv.youtube.com Core Panning and Zooming nobody UNCO --- 2025-03-11
1828022 controls overlay on embedded youtube videos flash Core Audio/Video: Playbac nobody UNCO --- 2023-04-17
1833070 10GB of heap-unclassified memory with TamperMonkey YouTube downloader script WebExtensions Untriaged nobody UNCO --- 2024-11-25
1836418 Cookie policy "Cookies from unvisited websites" for YouTube embeds overly strict Core Privacy: Anti-Tracki nobody UNCO --- 2023-06-06
1840252 YouTube takes 7 s to show cookie banner Core Performance: Navigat nobody UNCO --- 2025-04-28
1840725 Ensure Cache API profiler markers allow investigation of problems like: DomCache(?) slowing Youtube loading/browsing Core Storage: Cache API nobody UNCO --- 2024-11-25
1842905 Audio pops when opening up a Youtube video when it doesn't start at the beginning Core Audio/Video: Playbac nobody UNCO --- 2023-07-14
1862497 Can't go to the next Youtube video using keyboard shortcut or playerctl on Linux Core Audio/Video: Playbac nobody UNCO --- 2024-09-20
1870321 Copy Link Without Site Tracking doesn't work on youtube's links inside description Core Privacy: Anti-Tracki nobody UNCO --- 2024-09-25
1870631 [regression] YouTube forces HDR on some videos (on a non-HDR screen) Core Audio/Video: Playbac nobody UNCO --- 2024-03-22
1872710 Youtube is lagging significantly to the point where it is unwatchable a 2x speed on Macbook Air Core Audio/Video: Playbac nobody UNCO --- 2024-08-24
1875595 YouTube video is mispositioned when fullscreen mode is entered after zooming in Core Panning and Zooming nobody UNCO --- 2024-04-03
1875597 Fullscreen video on youTube can be panned and scrolled Core Panning and Zooming nobody UNCO --- 2025-02-08
1886906 purple-white flash using youtube Core Graphics nobody UNCO --- 2024-07-11
1888711 Backspace is sluggish/hanging on YouTube Core Widget: Gtk nobody UNCO --- 2024-04-02
1889476 Problem reproducing Youtube videos Core Audio/Video: Playbac nobody UNCO --- 2024-04-04
1889776 YouTube PC freeze black screen or BSOD 0xa0000001 / MAYBE fixed in version 125 BUT i fear regression in future versions Core Graphics nobody UNCO --- 2024-04-06
1902366 Hardware accelerated video decoding not working on Youtube TV (Fedora, nvidia) Core Audio/Video: Playbac nobody UNCO --- 2024-06-18
1906772 Videos opened from home page on Youtube are causing the page to not navigate backwards properly Core Audio/Video: Playbac nobody UNCO --- 2024-07-22
1907706 [AMD / rembrandt] Heavy flicker in Youtube Core Audio/Video: Playbac nobody UNCO --- 2025-03-18
1912567 Youtube videos (pretty much any codec) will drop frames on start-up, freeze or briefly choppy Core Audio/Video: Playbac nobody UNCO --- 2025-05-24
1949245 YouTube Video in 4K drops frames with Radeon RDNA3 when it in windowed mode Core Audio/Video: Playbac nobody UNCO --- 2025-04-14
1953883 Firefox doesn't play YouTube videos well in Flatpak, but AppImage does. SteamOS Core Audio/Video: Playbac nobody UNCO --- 2025-03-14
1953999 Resizing picture-in-picture on youtube when swapping video Toolkit Picture-in-Picture nobody UNCO --- 2025-04-22
1954287 in youtube comments section a wrong 'translate to' language Web Compatibility Site Reports nobody UNCO --- 2025-05-19
1960242 RTX VSR is inactive when all of the following are true: Logged into YouTube, (YouTube) Appearance: Dark, and not fullscreen Core Audio/Video nobody UNCO --- 2025-06-04
1961555 Audio stutters on Pixel Buds A-Series during YouTube playlist autoplay in Firefox for Android after the first video Core Audio/Video nobody UNCO --- 2025-06-04
1962963 Audio on YouTube doesn't play for the first second Core Audio/Video: Playbac nobody UNCO --- 2025-05-23
1963842 YouTube videos struggle to play at higher speeds when using the hardware decoder. Core Audio/Video: Playbac nobody UNCO --- 2025-06-06
1964852 YouTube video yields out of memory (triggering oom-killer) after image freezes Core Audio/Video: Playbac nobody UNCO --- Wed 08:24
1968406 Youtube slows down Core Audio/Video: Playbac nobody UNCO --- 2025-06-04
1968827 Memory leak in gpu process while uploading video to youtube(start at 138.*) Core Graphics nobody UNCO --- 12:11:40
1969190 [HDR][Wayland] youtube start playing but in about 1 sec shows just green background with gfx.wayland.hdr=true Core Widget: Gtk nobody UNCO --- Mon 04:58
1782687 Items in a Youtube playlist fail to load Core Audio/Video: Playbac nobody UNCO --- 2022-08-29
1198366 Firefox visual glitches in YouTube videos (when media.hardware-video-decoding.enabled = true) Core Audio/Video: Playbac nobody UNCO --- 2025-05-01
1343234 High memory usage and OOM after 2 hours of streaming youtube Core DOM: Core & HTML nobody UNCO --- 2022-10-11
1424761 When a youtube.com tab is restored using Ctrl+Shift+T video should start were it was instead of from the beginning Firefox Session Restore nobody UNCO --- 2022-10-17
1644279 Blocking autoplay audio mutes whole system (linux) after youtube autoplay is triggerd. Core Audio/Video: Playbac nobody UNCO --- 2021-12-08
1901828 Nightly. Youtube the progress bar in red when watching videos in Youtube is yellow, like it is when watching a ad. Core Audio/Video: Playbac nobody UNCO --- 2024-12-15
1907505 Frequent Random Tab Crashes (most of the times Reddit, Youtube, LinkedIn, Google etc.) Core JavaScript: GC nobody UNCO --- 2025-03-11
1920311 length property missing in /browser/extensions/pictureinpicture/video-wrappers/youtube.js#51 Toolkit Picture-in-Picture nobody UNCO --- 2024-10-15
540419 Switching between tabs makes youtube video go back and forth Firefox Keyboard Navigation nobody UNCO --- 2022-10-10
601420 Presence of "allow for session" cookie exception causes YouTube to fail when cookies are disabled Firefox General nobody UNCO --- 2022-10-10
612039 Youtube layout acts weird .. read on Firefox General nobody UNCO --- 2022-10-10
647592 While uploading a youtube video, Firefox started using a lot of RAM. Firefox General nobody UNCO --- 2022-10-10
672926 Text not rendered correctly (chrome and content) after leaving fullscreen mode watching youtube video Firefox General nobody UNCO --- 2022-10-10
687131 HTML5 Youtube Player not working on old profile after 6.0.2 update Firefox General nobody UNCO --- 2022-10-10
744733 HTML5 YouTube videos increase heap-unclassified significantly Core Audio/Video: Playbac nobody UNCO --- 2025-01-05
754707 [QAC generated] Youtube videos are blank Firefox General nobody UNCO --- 2022-10-10
754753 Youtube HTML5 Video Artifacts/Glitches Core Audio/Video: Playbac nobody UNCO --- 2022-10-10
890464 HTML5 youtube video partial screen Core Audio/Video: Playbac nobody UNCO --- 2022-10-10
920199 youtube fails to play properly and cannot change embedding Core Audio/Video: Playbac nobody UNCO --- 2022-10-10
946236 Applying fullscreen mode on HTML5 videos on Youtube cause Windows 8 snapping features to stop Firefox General nobody UNCO --- 2022-10-11
1109695 HTML5 Youtube video on pause starts playing automatically Core Audio/Video: Playbac nobody UNCO --- 2022-10-11
1138324 When viewing YouTube video in a new window on a second monitor, framerate massively drops Core Audio/Video: Playbac nobody UNCO --- 2022-10-11
1351194 Many unloaded tabs -> excessive CPU and RAM usage on Youtube, Facebook, etc. Firefox Tabbed Browser nobody UNCO --- 2022-10-11
1499598 Not loading any YouTube videos. Going back a page displays a message saying "Invalid response received" Firefox for iOS General nobody UNCO --- 2022-10-17
1499689 Device: - iPhone XS MAX; Steps 1. Open wix site; 2. In the highlights section my resume is not open properly.Video(Unwanted format): https://www.youtube.com/watch?v=-IVK7XzskPc. (Correct Format):-https://www.youtube.com/watch?v=w_YjNBft0GA Firefox for iOS Browser nobody UNCO --- 2022-10-11
1508017 Unable to watch youtube 8K 60fps videos properly Core Audio/Video: Playbac nobody UNCO --- 2025-05-01
1579595 Firefox keeps allocating memory until all consumed when streaming live YouTube presentation Core Audio/Video: Playbac nobody UNCO --- 2022-10-11
1609742 Embedded content (Twitter, Youtube, etc.) is removed from the Firefox reader view Toolkit Reader Mode nobody UNCO --- 2023-08-19
1634976 When I play a youtube playlist as the owner, everything is fine. If I log in my other account that doesn't own it the youtube auto-recommended feed takes over and ignores the playlist completely. Core Audio/Video: Playbac nobody UNCO --- 2024-08-28
1645699 a webpage is slowing down your browser - Youtube new ad format Core Audio/Video: Playbac nobody UNCO --- 2023-10-30
1655654 On youtube when playing video, after closing an ad, key commands for playback don't work, when `accessibility.typeaheadfind=true` Core DOM: UI Events & Foc nobody UNCO --- 2022-07-04
1671069 Playback of certain Youtube videos freeze video (not audio) in full screen on Linux Core Graphics nobody UNCO --- Sat 17:56
1675919 Lag, frame drop on youtube, since 81 - 80.0 is OK, smooth 4K and FHD play. Core Audio/Video: Playbac nobody UNCO --- 2020-11-20
1676482 youtube stuttering/lagging at 4k60 Core Audio/Video: Playbac nobody UNCO --- 2024-07-25
1685338 YouTube is not for SM SeaMonkey Web Compatibility nobody UNCO --- 2025-04-23
1695401 Nightly dropping 5% of all frames (SD, HD, or UHD) on any YouTube.com video. Core Audio/Video: Playbac nobody UNCO --- 2021-10-22
1695852 Cannot access music.youtube.com - says not optimized for your browser SeaMonkey Web Compatibility nobody UNCO --- 2025-04-23
1699353 YouTube playing previous video after navigating to other page. Core Audio/Video: Playbac nobody UNCO --- 2025-02-27
1715921 youtube repeat loop play not working after nightly updates Core Audio/Video: Playbac nobody UNCO --- 2021-07-30
1731364 GPU acting strange while watching youtube/twitch videos in Firefox Core Graphics: WebRender nobody UNCO --- 2024-04-05
1734836 youtube black flicker Core Audio/Video: Playbac nobody UNCO --- 2022-04-05
1739277 Very high RAM usage with YouTube Core Graphics nobody UNCO --- 2025-03-11
1746820 mousewheel.min_line_scroll_amount breaks menus on YouTube in fullscreen Core Layout: Scrolling an nobody UNCO --- 2022-01-28
1759463 Request for fullscreen denied incorrectly on YouTube with accessibility.typeaheadfind Core DOM: Core & HTML nobody UNCO --- 2022-04-04
1764862 YouTube avc1 video is not GPU decoded Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1765070 720p quality (and below) on YouTube is worse than in Chrome Core Audio/Video: Playbac nobody UNCO --- 2022-05-10
1765612 YouTube fast forwarding MacBook Air has no sound Core Audio/Video: cubeb nobody UNCO --- 2024-05-22
1772694 right click on youtube videos options are flickering Core Widget: Gtk nobody UNCO --- 2022-06-07
1773876 link to youtube video is not always copied to clipboard SeaMonkey Web Compatibility nobody UNCO --- 2025-04-23
1785128 youtube: cannot answer to comments SeaMonkey Web Compatibility nobody UNCO --- 2025-04-23
1788635 YouTube stream with the vp09 codec, unstable GPU frequency, which causes the GPU temperature to rise to 60°C and turn on the fans. This problem was fixed in version 104.0, but reappeared in 104.0.1 Core Graphics nobody UNCO --- 2022-09-01
1790120 Lack of volume and bass in videos played from YouTube Core Audio/Video: Playbac nobody UNCO --- 2022-12-27
1794839 YouTube videos watched from browser are not set as 100% watched by the server Core Audio/Video: Playbac nobody UNCO --- 2022-10-12
1798186 System hang/freeze when viewing 30+ AV1 YouTube videos Core Audio/Video: Playbac nobody UNCO --- 2023-01-18
1800138 Copying the title in YouTube the paste contains leading and trailing space Core DOM: Copy & Paste an nobody UNCO --- 2024-03-12
1800946 Playing YouTube videos drops frames and is much more resource intensive using Developer Edition Core Audio/Video: Playbac nobody UNCO --- 2022-12-12
1802960 YouTube history and other pages intermittently fails to fully load Core Audio/Video: Playbac nobody UNCO --- 2022-11-29
1808166 Dropped frames on YouTube 4k 60hz videos on Intel Graphic card (Arc A750) Core Audio/Video: Playbac nobody UNCO --- 2023-01-10
1813568 Udemy videos and some of youtube videos not showen in developer edition Core Audio/Video: Playbac nobody UNCO --- 2023-05-25
1819436 YouTube video starts to slow down and fps drops Core Audio/Video: Playbac nobody UNCO --- 2023-10-09
1825200 video playback on YouTube is not smooth (Andorid) Core Audio/Video: Playbac nobody UNCO --- 2023-10-30
1829550 Initial buffering issue causes frame drops while playing YouTube videos Core Audio/Video: Playbac nobody UNCO --- 2023-11-15
1830597 Youtube Videos and other Videos not working/playing on Fedora Linux Core Audio/Video: Playbac nobody UNCO --- 2023-09-25
1831798 youtube video fullscreen volume control / pausing Core DOM: Core & HTML nobody UNCO --- 2023-05-09
1834183 youtube vp9 not working Core Audio/Video nobody UNCO --- 2025-02-03
1835503 Online Metronome Causes YouTube Video to Cut Out Core Audio/Video: Playbac nobody UNCO --- 2023-06-13
1839040 YouTube video playback is jittering/micro-stuttering Core Audio/Video: Playbac nobody UNCO --- 2023-09-25
1840238 AVC1 video decompression corruption when playing a YouTube video on v102.12.0 Core Audio/Video: Playbac nobody UNCO --- 2023-09-20
1841606 High GPU and windows manager usage when playing youtube videos with AMD APU Core Graphics: WebRender nobody UNCO --- 2024-04-02
1844489 Youtube Video Buffers After Pausing and Resuming When Airpods are Connected Core Audio/Video: Playbac nobody UNCO --- 2023-09-27
1846060 When signed in, clicking on YouTube seekbar before video is buffered returns seekbar to previous position Core Audio/Video: Playbac nobody UNCO --- 2024-01-23
1848817 Firefox freezes loading youtube videos, about:support or Google Drive Core Widget: Gtk nobody UNCO --- 2023-10-05
1850219 4K 60 FPS YouTube video freezes when playback speed is greater than 2x Core Audio/Video: Playbac nobody UNCO --- 2024-04-26
1850669 Colour management stopped working when playing Youtube videos starting from version 115 Core Audio/Video: Playbac nobody UNCO --- 2024-02-02
1850708 Youtube video on the active tab becomes unplayable once in low batter and efficiency mode is enabled Core Audio/Video: Playbac nobody UNCO --- 2024-05-10
1851748 Uploadind video to youtube Mouse starts lag and then mozilla stops responding. Everytime same issue. Core Audio/Video: Playbac nobody UNCO --- 2023-09-06
1857103 Using the seekbar in a YouTube video causes frame drops Core Audio/Video: Playbac nobody UNCO --- 2023-11-09
1857106 Frame skipping/stuttering after pause and resuming video playback (mainly youtube) Core Audio/Video: cubeb nobody UNCO --- 2023-10-30
1858913 Youtube scrolling stutters, but full screen fixes the issue Core Audio/Video: Playbac nobody UNCO --- 2024-02-02
1872305 YouTube video stutters in Full Screen Mode Core Layout nobody UNCO --- 2025-04-07
1874531 [Raspberry-pi4]Blank videos on certain YouTube videos. Core Audio/Video: Playbac nobody UNCO --- 2024-02-02
1874613 Youtube livestreams keep crashing or infinity loads Core Audio/Video nobody UNCO --- 2024-02-02
1875366 Watching YouTube movie makes fan spin Core Audio/Video: Playbac nobody UNCO --- 2024-05-01
1876082 Incorrect MediaSession metadata in YouTube videos with ads GeckoView Media nobody UNCO --- 2024-06-24
1876460 The ability to customize YouTube cache size in RAM Core Audio/Video: Playbac nobody UNCO --- 2024-01-27
1876668 In Firefox, the sound on YouTube often disappears when using dongles Core Audio/Video: Playbac nobody UNCO --- 2025-04-24
1884529 [AMD Radeon RX 6700 XT] 4K AV1 video on YouTube freezes while playback Core Audio/Video: Playbac nobody UNCO --- 2025-03-11
1885795 Youtube video crashes when skipping time Core Audio/Video: Playbac nobody UNCO --- 2025-06-01
1887481 Youtube web push notifications on mac clicking doesn't work Core DOM: Notifications nobody UNCO --- 2024-10-13
1887942 YouTube videos drops frames and freezes at 1.75x with NVIDIA GeForce RTX 3080 Core Audio/Video: Playbac nobody UNCO --- 2024-05-19
1891338 Video playback on YouTube has Unstable Framerate Firefox for Android Media nobody UNCO --- 2024-05-14
1898591 HDR being on in Windows sometimes causes issues watching SDR content on youtube/youtube embeds Core Audio/Video: Playbac nobody UNCO --- 2025-02-21
1898720 Video playback regression on Linux: NS_ERROR_DOM_MEDIA_FATAL_ERR (0x806e0005) (BBC & YouTube examples) Core Audio/Video: Playbac nobody UNCO --- 2024-11-08
1900528 Youtube - Audio Quality Drop after a bit while video is playing Core Audio/Video: Playbac nobody UNCO --- 2024-06-24
1902984 Using ambient mode in youtube changes video saturation Core Audio/Video: Playbac nobody UNCO --- 2025-03-21
1904987 High-quality Youtube Videos in Firefox make CPU run hotter than other browsers Core Audio/Video: Playbac nobody UNCO --- 2025-03-20
1905424 Youtube Live video endless buffering Core Audio/Video: Playbac nobody UNCO --- 2024-07-17
1909137 Occasional hangs while playing back video (youtube) Core Graphics: WebRender nobody UNCO --- 2024-08-26
1911032 YouTube video can be restarted when paused after the last FireFox update Core Audio/Video: Playbac nobody UNCO --- 2024-09-26
1918882 image display problem in youtube Core Graphics: WebRender nobody UNCO --- 2024-10-02
1920341 Incorrect rendering of embedded YouTube videos in Firefox version 117.0.1 on macOS 13 Ventura Core Graphics: WebRender nobody UNCO --- 2024-09-21
1922811 Firefox under Ubuntu 22.04 no audio bitchute.com no video on netflix.com Intermittant problems with both on youtube.com thorium browser works correctly Core Audio/Video: Playbac nobody UNCO --- 2024-10-22
1932024 YouTube freezes or will not load unless another video is open in another tab from a different streaming website. Core Audio/Video: Playbac nobody UNCO --- 2025-03-06
1935285 Frames droping when mouse hovering on different tabs where a video is playing (Twitch/Youtube) Core Audio/Video: Playbac nobody UNCO --- 2025-01-19
1935860 Video stalls and loops (twitch and youtube tested) Core Audio/Video: cubeb nobody UNCO --- 2024-12-22
1935864 Youtube videos not loading beyond 60s Core Audio/Video: Playbac nobody UNCO --- 2025-03-20
1936192 Firefox consumes increasing memory till tab crashes while watching YouTube Live stream Core Performance: Memory nobody UNCO --- 2025-03-31
1936931 Video desyncs with audio after Youtube ads if Bluetooth headphones are used Core Audio/Video: Playbac nobody UNCO --- Tue 20:17
1937682 Youtube PWA has address bar and toolbar Firefox for Android PWA nobody UNCO --- 2025-01-26
1940635 experiencing audio lost on audio jack. When I restart pipewire services it initially works but when I scroll to the next youtube shorts it disappears. Core Widget: Gtk nobody UNCO --- 2025-01-08
1942473 youtube video freezes when I turn on/off the extended (second) screen. Core Audio/Video: Playbac nobody UNCO --- 2025-03-28
1942521 Youtube video playback freezes sometimes in 2x speed (rare phenomenon) Core Audio/Video: Playbac nobody UNCO --- 2025-04-16
1943084 Audio distortion issue on YouTube when pausing videos Core Audio/Video: Playbac nobody UNCO --- 2025-02-24
1945363 Very high memory usage (4GB) on YouTube Core Performance: Memory nobody UNCO --- 2025-04-15
1947948 youtube somtime switch codec av1 to vp9 when seek video and make video freeze a little bit Core Audio/Video: Playbac nobody UNCO --- 2025-03-28
1948317 YouTube HDR Brightness Problem Core Graphics: Color Mana nobody UNCO --- 2025-02-25
1948501 Firefox is using a lot of RAM on youtube Core Performance: Memory nobody UNCO --- 2025-03-31
1949338 YouTube Channel Banner Flickering Issue Core Graphics nobody UNCO --- 2025-05-06
1949957 An intermittent strange sound occurs when minimizing the browser window during hover-triggered video previews (e.g., on Bilibili/YouTube) with ~80% reproducibility. The same anomaly was observed once during normal video playback post-minimization. Core Audio/Video nobody UNCO --- 2025-03-24
1950599 Some tiny breakages on YouTube Core Audio/Video: Playbac nobody UNCO --- 2025-03-22
1951532 memory youtube Core Performance: Memory nobody UNCO --- 2025-04-07
1952500 Low frame rates and sometimes laggy video on youtube Core Audio/Video: Playbac nobody UNCO --- 2025-04-07
1954284 Websites keep hanging for a few seconds all the time (3s-5s long CC on youtube) Core Performance: Respons nobody UNCO --- 2025-03-31
1954523 YouTube HDR video is way too bright on external monitor (KTC H27T27) Core Graphics nobody UNCO --- 2025-04-01
1957081 inactive youtube tab can grow to 2 GB memory usage and slow down the system dramatically Core Performance: Memory nobody UNCO --- 2025-06-02
1958349 Youtube does not work on 137 Core Widget: Gtk nobody UNCO --- 2025-04-04
1958996 4s of freeze/jank on youtube.com front page after hovering items Core Performance: General nobody UNCO --- 2025-05-12
1959391 Pressing Mute on rightmost tab when you have many youtube tabs open (around 30) cause the tabs to scroll left extremely fast and you can no longer find the position of the tab you muted Firefox Tabbed Browser nobody UNCO --- 2025-06-06
1961073 youtube exit fullscreen when bluetooth mouse disconnect Firefox for Android Media nobody UNCO --- 2025-05-14
1961415 Firefox memory leak when watching YouTube Shorts Core Performance: Memory nobody UNCO --- 2025-05-05
1962521 With an AMD 9070XT, playing videos with AV1 codec at 4k60 or 8k60 on youtube has noticeable stutter not visible in chromium. Core Graphics: WebRender nobody UNCO --- 2025-05-15
1963995 youtube playback performance Core Audio/Video: Playbac nobody UNCO --- 2025-05-16
1964744 high cpu memory youtube Core Performance: Memory nobody UNCO --- Mon 08:38
1967369 YouTube Subscription page High CPU and RAM usage Core Performance Engineer nobody UNCO --- 2025-06-06
1968166 Firefox stuck on garbage collection infinitely when using youtube Core Performance: Memory nobody UNCO --- 2025-06-06
1968412 Clicking a Youtube link from Gogle's search results page sometimes results in the video skipping several seconds ahead and dropping 100+ frames Core Audio/Video: Playbac nobody UNCO --- Mon 05:13
1969745 subtitles don't show up correctly in pop up window when you scroll down the youtube page Core Widget: Win32 nobody UNCO --- 2025-06-02
1969806 Cannot play YouTube Shorts after 139.0.1 update. They very briefly show up on a page and then disappear, (Nvidia GeForce GTX 1650 - latest 576.52 driver), issue persists. Core Audio/Video: Playbac nobody UNCO --- Wed 16:02
1970382 Youtube video playback stops when scrolling Core Audio/Video: Playbac nobody UNCO --- 2025-06-04
1971368 Problems with some videos stuttering on YouTube Core Audio/Video: Playbac nobody UNCO --- Tue 22:23
1971427 YouTube audio cuts out after seeking Core Audio/Video: Playbac nobody UNCO --- Tue 20:17
1823276 When I change the audio output on my laptop, every media player (like youtube, spotify) stops Core Audio/Video: Playbac padenot UNCO --- 2025-03-20
1968988 32.59 - 2.04% bing-search-restaurants FirstVisualChange / youtube LastVisualChange + 79 more (Android) regression on Mon May 19 2025 GeckoView General kkaya NEW --- 09:22:41
1879953 Video playback turns into slideshow after repeatedly starting and stopping youtube video Core Graphics nobody NEW --- 2024-05-09
1295553 The eyedropper becomes invisible if moving mouse quickly over youtube-embed DevTools Inspector nobody NEW --- 2024-04-17
1428505 Opening youtube video in new tab opens in current tab and new tab Core DOM: Events nobody NEW --- 2022-10-11
1437567 Major jank with dev tools open on Youtube DevTools Console nobody NEW --- 2024-10-25
1509911 Large memory increase on youtube with live chat if you keep on resizing the window (such that the livechat bar reloads) Core DOM: Core & HTML nobody NEW --- 2025-03-10
1540226 Brief video and audio interruptions on YouTube when tab is focused after it was in the background Core Graphics nobody NEW --- 2022-10-11
1578106 YouTube blank thumbnails when left playing in the background Core Graphics nobody NEW --- 2022-10-11
1584402 Entering comments in YouTube causes double line spacing Core DOM: Editor nobody NEW --- 2023-01-10
1615954 YouTube and other sites don't switch to mobile mode when in Responsive Design Mode DevTools Responsive Design Mo nobody NEW --- 2022-10-11
1677344 Glitched video on YouTube and Adreno 506 (Redmi Note 4) Core Graphics: WebRender nobody NEW --- 2024-04-02
1714823 Fullscreen YouTube is slow with full-screen-api.macos-native-full-screen Core Widget: Cocoa nobody NEW --- 2021-06-08
1755751 Check if we can remove the 2019 youtube-playback tests Testing Raptor nobody NEW --- 2022-09-14
1756370 Youtube Stream Hardware Acceleration Boosts GPU Clocks Over and Over Core Graphics nobody NEW --- 2025-03-10
1766383 A 4k video downloaded from youtube uses more "3d" than Chrome on local playback (but uses the same "Video codec 0") Core Graphics: WebRender nobody NEW --- 2025-03-10
1775519 Extraneous line breaks in PiP on auto-generated subs in youtube videos are observed again if the user chooses the large subtitle font size Toolkit Picture-in-Picture nobody NEW --- 2023-02-24
1806212 YouTube video turns unresponsive when putting the app in background while having the "Similar Videos" carousel. GeckoView Media nobody NEW --- 2023-02-07
1834265 Youtube's open in app button behaves incorrectly, based on "Open links in app" pref Firefox for Android App Links nobody NEW --- 2024-06-14
1848367 unexpected scrollbar and `Read more` appears for comments on youtube.com (Seems to be caused by `Meiryo` font) Core Layout: Text and Fon nobody NEW --- 2025-06-04
1848735 CompareView wiki has a dead link to a youtube video Testing Performance nobody NEW --- 2024-07-16
1852943 The "Download" option is missing from videos on youtube.com Web Compatibility Site Reports nobody NEW --- 2025-05-23
1852945 "Upload screenshot" button displayed instead of "Capture screenshot" on youtube.com Web Compatibility Site Reports nobody NEW --- 2025-02-26
1871846 Wrong video is played when clicking on a YouTube Short Web Compatibility Site Reports nobody NEW --- 2025-02-26
1886148 IntersectionObserver not triggering to populate infinitite-scrolling comments on YouTube, in Fenix with dynamic toolbar Web Compatibility Site Reports nobody NEW --- 2025-05-26
1893615 Youtube shorts starts playing when another video is played in fullscreen Core DOM: Events nobody NEW --- 2024-12-07
1905377 Lots of time spent in nsRefreshDriver::UpdateIntersectionObservations watching youtube on Android Core Layout nobody NEW --- 2025-03-10
1912215 angular.dev/best-practices/runtime-performance - Youtube video not displayed Web Compatibility Site Reports nobody NEW --- 2025-02-26
1917580 Re-record youtube page in tp6 desktop Testing Raptor nobody NEW --- 2024-09-09
1931090 YouTube chat sidebar can become stuck when scrolling Core Panning and Zooming nobody NEW --- 2024-11-22
1933245 Get youtube-playback power usage tests running on custom-car android Testing Raptor nobody NEW --- 2024-12-03
1933533 Very high variance in youtube playback power usage tests Testing Raptor nobody NEW --- 2025-02-11
1939469 www.youtube.com - Cursor is visible on fullscreen when caret navigation is activated Web Compatibility Site Reports nobody NEW --- 2025-02-26
1943969 blog.youtube - Some text starts to glitch when listening to the blog Web Compatibility Site Reports nobody NEW --- 2025-03-19
1961739 WebDeveloper panel crashed not able to open youtube media DevTools General nobody NEW --- 2025-06-03
1962680 www.youtube.com - Video controls disappear almost instantly when entering in fullscreen mode while the video is playing Web Compatibility Site Reports nobody NEW --- 2025-06-02
1685321 Remove the usage of WMF decoder module on the content processes Core Audio/Video: Playbac alwu NEW --- 2021-02-01
1804134 [wmfme] Only display black frames when watching Youtube short/Youtube preview (on homepage) Core Audio/Video: Playbac alwu NEW --- 2025-03-27
1904394 Follow-up bug for Youtube buffering issue Core Audio/Video: Playbac alwu NEW --- 2025-03-06
1886693 [macOS] HDR videos on Youtube lags the system when entering/exiting fullscreen Core Audio/Video: Playbac bwerth NEW --- 2024-11-04
1586379 Youtube sound is gone unexpectedly when running unplug-device tests Core Audio/Video: cubeb cchang NEW --- 2022-10-11
1620506 Youtube video stop playing in bluetooth headphone Core Audio/Video: cubeb cchang NEW --- 2023-07-24
1184800 YouTube 360° videos are displayed as flat panorama images when Firefox is running in a Windows VM Core Graphics nobody NEW --- 2022-10-11
1194066 Browser console flooded with Process Sandbox Broker ALLOWED: DuplicateHandle message when playing a YouTube video Core Graphics: Layers nobody NEW --- 2022-10-11
1195790 [meta] YouTube uses a lot more power in FF than Safari on OS X Core Audio/Video: Playbac nobody NEW --- 2023-03-05
1233585 [e10s] Youtube triggers content paints because of the display port Core Layout nobody NEW --- 2024-09-22
1238857 Expand YouTube smoke tests to cover MP4, VP9 and VP8 support Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1243014 [e10s] DOM fullscreen transition sometimes finishes before the video on Youtube changes its size, and that ruins the point of transition Firefox General nobody NEW --- 2023-07-26
1291189 Occasionally in YouTube, a video will show the buffering GIF for about 10 to 15 seconds before the video starts playing Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1313948 CreateTexturedEffect asserts when viewing Youtube video Core Graphics: Layers nobody NEW --- 2022-10-11
1319728 Fx with FPI feature wrongly displays that sign-in on youtube has failed even though it did not Core DOM: Security nobody NEW --- 2022-10-11
1319839 [FirstPartyIsolation] If you sign in to Gmail, you'll be automatically signed in when you visit YouTube Core DOM: Security nobody NEW --- 2025-02-06
1325124 Youtube becomes blank while on RDM if the user changes between devices DevTools Responsive Design Mo nobody NEW --- 2022-10-11
1326606 Applying transform scaleY(0.6) causes some elements to move horizontally (ads rectangles in video controls on Youtube twitch on hover) Core Layout nobody NEW --- 2022-10-11
1327302 Youtube shortcuts don't work after I click "Live" in video controls Core DOM: UI Events & Foc nobody NEW --- 2022-10-11
1327461 Youtube - \n linebreaks and whitespaces aren't copied to clipbord when I copy comments Core DOM: Editor nobody NEW --- 2022-10-11
1327480 Livestream comments on Youtube randomly twitch when I move mouse around Core Layout nobody NEW --- 2022-10-11
1328056 Sound indicator blinks on Youtube when I switch to tab Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1341228 [mse][youtube] unable to pass test case 92(AppendMultipleInitOpusAudio) Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1342449 determine if media-test and media-tests[-youtube|-twitch] can be run as e10s Testing General nobody NEW --- 2022-10-11
1357571 [meta] Youtube settings widget is still janky when playing fullscreen video Core Graphics nobody NEW --- 2022-10-11
1373006 Playing a Youtube video on a secondary screen on macOS 10.12.5 removes the status bar on the other screens while on firefox Core Widget: Cocoa nobody NEW --- 2022-10-11
1382648 Youtube video is not fully displayed after exiting full screen (on ipad using split screen) Firefox for iOS General nobody NEW --- 2023-10-02
1387358 YouTube 4K playback is very choppy even with hardware acceleration and windows power plan Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1390680 green glitches & NS_ERROR_DOM_MEDIA_FATAL_ERR on youtube Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1393977 Compiling the same script again and again for each embedded YouTube video Core JavaScript Engine nobody NEW --- 2022-10-11
1398377 Add youtu.be to list of HTML5 rewritable youtube URLs Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1400178 Media DevTools doesn't see embedded YouTube video Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1408295 Resuming Youtube video may take around 1 sec long after tab switch. Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1415523 Mouse pointer does not auto hide when positioned on the edge of a fullscreen video Core Audio/Video: Playbac nobody NEW --- 2024-10-25
1442171 [iPad]Youtube video is not correctly displayed in full screen after changing the device orientation Firefox for iOS General nobody NEW --- 2022-10-11
1445439 Can't scroll after pressing "alt + left" on a full screen Youtube video unless I press "Esc" key Core DOM: Navigation nobody NEW --- 2022-10-11
1446416 The transparent troubleshoot overlay is dismissed for a second after YouTube takes a screenshot Core DOM: Core & HTML nobody NEW --- 2022-10-11
1455363 Multiple users unable to watch 4k youtube videos since quantum upgrade (worse VP9 performance) Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1469199 Content scripts sometimes execute twice on YouTube WebExtensions General nobody NEW --- 2022-10-11
1481574 Occasionally in Youtube videos, once the video starts, a second copy of the audio stream starts playing seconds later, out of sync Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1487813 Focus on youtube for search bar doesn't work Core DOM: UI Events & Foc nobody NEW --- 2022-10-11
1489659 1080p 60 FPS YouTube Videos Stutter Noticeably on AMD vega 10 Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1491308 Playlist content is misplaced on Youtube gaming Core Layout: Text and Fon nobody NEW --- 2023-10-28
1492523 Youtube dropping large number of frames Core Audio/Video: Playbac nobody NEW --- 2025-02-20
1512139 [Ubuntu] Youtube search icon moves when dragging mouse left-right Core Web Painting nobody NEW --- 2022-10-10
1512539 Youtube Fullscreen out of alignment when window is snapped to the left/right Core Widget: Win32 nobody NEW --- 2022-10-11
1513398 When viewing youtube videos fullscreen horizontal banding is clearly visible Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1515239 1080p 60fps YouTube videos with the avc codec stutter with AMD GPU Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1516309 www.youtube.com's service worker on nautil.us doesn't get blocked Core Privacy: Anti-Tracki nobody NEW --- 2024-09-25
1518023 Certain YouTube videos (avc1.64002a) drop frames with HWA enabled Core Audio/Video nobody NEW --- 2025-03-06
1532193 YouTube playback plays audio but shows as buffering Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1535583 [Youtube] Unsubscribed channel popup changes slightly its size on tab navigation Core Layout: Text and Fon nobody NEW --- 2022-10-10
1540519 youtube buffer reset in fullscreen Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1545225 Youtube EME Widevine conformance test for opus audio fails Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1552415 GVE on Moto G5 drops most frames on 1080p@60fps YouTube Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1552738 [meta] YouTube playback performance tests in Raptor Testing Raptor nobody NEW --- 2022-10-11
1553483 Investigate how to cache sources and media files of raptor-youtube-playback benchmark Testing Raptor nobody NEW --- 2024-12-11
1573356 Requesting max fps from a camera that also supports a higher fps can fail WebRTC constraints (and thus YouTube Live) Core WebRTC: Audio/Video nobody NEW --- 2025-03-03
1586118 `onLoadRequest` is not called when restoring state (breaks FxR session restore of YouTube tabs) GeckoView General nobody NEW --- 2022-12-22
1588090 Firefox =< 69.0.2 stops preventing a gnome session from blanking when an item in a YouTube playlist stops playing, i.e. before the next video. Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1588395 [Linux] Loading circle and lag on YouTube Videos (OK after reloading) Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1589230 Modern Macs start dropping all frames on the youtube playback test halfway through Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1591028 Youtube video quality upscale takes a lot of time Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1592366 YouTube live streaming is janky and sometimes the image would freeze completely. Core Performance: Respons nobody NEW --- 2025-03-20
1594007 Youtube playback doesn't work on a temporary install on a macOS Core Audio/Video nobody NEW --- 2022-10-11
1598356 Very long main-thread hangs when visiting YouTube in Nightly launched from DMG image - blocked launching the RDD process Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1599345 At least one youtube keyboard shorcut doesnt work with firefox and AZERTY keyboard Core DOM: UI Events & Foc nobody NEW --- 2025-01-05
1600859 60 FPS videos stutter be it on YouTube or Twitch Core Audio/Video nobody NEW --- 2025-03-17
1601297 Slight stuttering on 8K 60 fps YouTube videos on NVidia cards Core Graphics: WebRender nobody NEW --- 2024-07-27
1605925 youtube video is blank in printed page Core Printing: Output nobody NEW --- 2022-10-11
1607195 The window moves to another screen after exit full screen(Like incorporated Youtube iframe) Core Widget: Gtk nobody NEW --- 2022-10-11
1612330 Youtube 360 Video takes too much time in nsLayoutUtils::PaintFrame() on Oculus Go Core Graphics: Layers nobody NEW --- 2022-10-11
1616852 [Youtube] Headers on the Best of Youtube pages are cut off after shrink animation Core Graphics nobody NEW --- 2022-10-11
1617125 Youtube - PIP frame remains on page if accessing a video from website sub-page Toolkit Picture-in-Picture nobody NEW --- 2022-03-29
1621401 Odd leftover line of pixels at the bottom of some YouTube videos. Core Graphics nobody NEW --- 2021-12-08
1628616 [Youtube] Random tail letters are slightly cut off on a certain configuration Core Graphics: Text nobody NEW --- 2024-07-26
1637003 Zooming out over navigation sidebar on youtube does not work Core Panning and Zooming nobody NEW --- 2024-09-22
1647394 Youtube videos stop working correctly after resizing with RDM opened. DevTools Responsive Design Mo nobody NEW --- 2020-08-05
1651361 Preinstall GMP add-ons for youtube playback tests Testing Raptor nobody NEW --- 2025-05-22
1655853 The macOS "YouTube playback" performance tests are doing badly Core Audio/Video: Playbac nobody NEW --- 2025-03-06
1667465 [Omnibus test] In youtube Miniplayer mode, Picture-in-Picture button appear late and don't show any "click hand" while hover over the button Toolkit Picture-in-Picture nobody NEW --- 2021-11-17
1680324 Adding a cookie exception for https://www.youtube.com still clears cookies for .youtube.com Toolkit Data Sanitization nobody NEW --- 2021-10-11
1681696 Print Preview - menus from youtube page are not displayed on expected position when changing scale from preview Core Print Preview nobody NEW --- 2020-12-11
1683052 Youtube videos getting stuck at new page loading after 84 update. Core Audio/Video: Playbac nobody NEW --- 2022-09-21
1686240 Inspector is slow when selecting a new node on youtube DevTools Inspector nobody NEW --- 2021-08-10
1686267 Youtube live stream memory leak from Video DownloadHelper WebExtensions General nobody NEW --- 2022-11-14
1687966 Mute/Unmute button does not reflect state in PiP window on YouTube Toolkit Picture-in-Picture nobody NEW --- 2022-07-06
1690732 WebRTC - local view of screensharing doesn't work when user is sharing a youtube video (both fullscreened) Core WebRTC nobody NEW --- 2021-02-23
1694485 VP9 60fps Youtube-live stream drops frames because webm init data contains different extra data and triggers decoder recreation Core Audio/Video: Playbac nobody NEW --- 2022-07-22
1696796 PIP button is hidden by youtube mini video suggestions Toolkit Picture-in-Picture nobody NEW --- 2021-11-17
1701301 Slow Video loading Speed in Youtube Core Audio/Video nobody NEW --- 2023-10-30
1701808 Youtube janks due to MediaSource.IsTypeSupported calls Core Audio/Video: Playbac nobody NEW --- 2024-06-19
1709486 Youtube 8k video only watchable in troubleshooting mode (MacOS) Core Graphics: WebRender nobody NEW --- 2024-04-02
1716477 Ver90 with Win7 using display scaling @ 250% for 4k screens scales sliders on youtube during fullscreen. Core Graphics nobody NEW --- 2021-08-10
1717554 very high cpu usage in RDD process when playing youtube video on macOS Core Audio/Video: Playbac nobody NEW --- 2021-07-07
1717830 YouTube embedded video does not play on kinodo.store with ETP - Strict enabled Web Compatibility Privacy: Site Report nobody NEW --- 2025-04-16
1720902 youtube quality is auto-reduced if using 1+ window of firefox Core Graphics nobody NEW --- 2023-12-05
1724663 YouTube videos glitch out on the bottom half when when privacy.resistFingerprinting is enabled Core DOM: Security nobody NEW --- 2025-03-31
1739213 Playback of 1440p VP9 on YouTube on a gen6 "Intel HD Graphics" is quite a bit worse than Chrome Core Audio/Video: Playbac nobody NEW --- 2022-01-30
1740637 YouTube Quic connection uses AES/GCM instead of ChaCha20/Poly1305 on older hardware Core Networking nobody NEW --- 2022-02-04
1744326 `mozilla::intl::calendar::GetBcp47Type` is slow on YouTube and Facebook Core JavaScript: Internat nobody NEW --- 2024-11-19
1756332 YouTube video resuming play from pause takes about 5 seconds Core Audio/Video nobody NEW --- 2025-03-07
1757546 Video layout issue on specific youtube videos (>16 / 9 format) Core Audio/Video: Playbac nobody NEW --- 2022-03-03
1764286 Mute Button of PiP is not working if the video on the webpage is not expanded (Youtube) Toolkit Picture-in-Picture nobody NEW --- 2023-01-30
1771991 Jank when opening hamburger menu on YouTube Core Layout nobody NEW --- 2022-06-23
1777744 Jank when exiting miniplayer on YouTube Core Layout nobody NEW --- 2022-08-05
1777746 YouTube 4K60 stutters at 1.25x speed or higher Core Audio/Video: Playbac nobody NEW --- 2024-08-09
1778560 High CPU and GPU usage with YouTube videos with NVIDIA GPU Core Graphics: WebRender nobody NEW --- 2025-04-02
1780280 Buffer corruption when scrolling fast on YouTube (Gnome/Arch Linux/Xorg) Core Graphics nobody NEW --- 2022-08-07
1782322 Certain Youtube videos freeze without playing Core Audio/Video: Playbac nobody NEW --- 2022-09-19
1785972 Youtube videos too bright/oversaturated on lenovo ideapad 100s with webrender.dcomp-video-overlay-win enabled Core Audio/Video: Playbac nobody NEW --- 2025-03-11
1795027 [macOS] Can't seek Youtube videos by using the macbook's touch bar Core Widget: Cocoa nobody NEW --- 2023-11-13
1802083 Youtube - Refreshing the page, the theme is switch from dark to white GeckoView General nobody NEW --- 2024-05-14
1807622 Pinch-zoomed volume indicator on YouTube jitters while animating Core Graphics: WebRender nobody NEW --- 2024-03-26
1809251 With Desktop mode YouTube videos go beyond the screen Firefox for Android Media nobody NEW --- 2024-07-17
1810943 Overscroll transform on YouTube.com Notifications dropdown gets stuck + broken hit testing Core Panning and Zooming nobody NEW --- 2023-01-18
1813614 Element is selected on YouTube when double tapping to jump forward Core Audio/Video nobody NEW --- 2023-11-28
1824286 www.youtube.com - Comments do not load if "Scroll to hide toolbar" is on (desktop mode) Firefox for Android Toolbar nobody NEW --- 2023-12-12
1825686 Memory leak in YouTube live streams with Video Download Helper extension WebExtensions General nobody NEW --- 2024-11-25
1830117 The PiP's URLbar entry point incorrectly appears when playing preview videos on Youtube/Netflix Toolkit Picture-in-Picture nobody NEW --- 2024-06-17
1831636 Youtube autoplay after session restore even if the setting is blocked audible autoplay Core Audio/Video: Playbac nobody NEW --- 2025-01-23
1833369 Address bar text selection is cleared after loading youtube page Firefox Address Bar nobody NEW --- 2023-10-02
1835159 amazon.com live videos show PiP timestamp and scrubber unlike YouTube Toolkit Picture-in-Picture nobody NEW --- 2023-11-27
1835501 YouTube channels horizontal scroll too slow Core Panning and Zooming nobody NEW --- 2023-10-06
1848440 Scrolling YouTube Taste Profile page causes unresponsive content process after enough slow scrolling Core JavaScript Engine nobody NEW --- 2024-06-24
1854920 [Wayland] PiP subtitles stop updating for Youtube videos when browser window minimized unless widget.wayland.vsync.keep-firing-at-idle = true Core Widget: Gtk nobody NEW --- 2023-12-25
1864616 PiP timeline is no longer visible on PiP window after switching from a live YouTube video Toolkit Picture-in-Picture nobody NEW --- 2023-11-22
1870565 www.youtube.com - Black bar overlapping the video with webrender and av1 encoding enabled Core Graphics: WebRender nobody NEW --- 2024-04-02
1870999 youtube.com - Thumbnails overlapping with one another when watching videos on landscape mode Firefox for Android Media nobody NEW --- 2024-04-15
1872246 www.youtube.com - Browser closes after entering in fullscreen mode while watching a video Core Audio/Video: Playbac nobody NEW --- 2023-12-28
1875517 Suggestion: Add speed button for Youtube in picture-in-picture(PiP) modals Toolkit Picture-in-Picture nobody NEW --- Sat 15:43
1876475 Youtube embedded videos are missing at nova.rs with ETP set to STRICT Web Compatibility Privacy: Site Report nobody NEW --- 2025-04-16
1876877 Picture in picture controls cover comments button on YouTube shorts. Toolkit Picture-in-Picture nobody NEW --- 2024-01-29
1883899 www.youtube.com - Video and audio do not play and in debugging it gives an error «NS_BINDING_ABORTED» from the source Core Audio/Video: Playbac nobody NEW --- 2024-06-21
1901948 www.youtube.com - Performance issues with AMD specific devices Core Audio/Video: Playbac nobody NEW --- 2024-06-17
1904622 On youtube with new layout, scrolling inside an empty comments section makes the preview videos section scroll a little Core Panning and Zooming nobody NEW --- 2024-08-28
1911588 youtube.com - video buffer too small on YouTube for mobile internet users Core Audio/Video: Playbac nobody NEW --- 2024-09-02
1916628 www.studio.youtube.com - Using "Drag and drop" to upload a video shows "Move" instead of "Copy" Web Compatibility Site Reports nobody NEW --- 2025-02-26
1916910 Fixed-to-bottom Youtube playlist is translated faster/further when the bottom toolbar is moves Core Panning and Zooming nobody NEW --- 2024-09-09
1927019 With sw-wr, if you manually "trigger device reset", youtube videos stop updating till you click mouse inside the youtube tab Core Graphics nobody NEW --- 2024-10-28
1946607 Make desktop youtube recordings better Testing Raptor nobody NEW --- 2025-02-12
1946691 www.youtube.com - Japanese characters have different font Web Compatibility Site Reports nobody NEW --- 2025-02-13
1947590 Colorful horizontal lines in youtube video overlay background gradient due to canvas randomization Core Privacy: Anti-Tracki nobody NEW --- 2025-03-31
1948221 www.youtube.com - Font size affects layout/video frame on Desktop mode Web Compatibility Site Reports nobody NEW --- 2025-02-24
1949652 mozperftest testing/performance/perftest_youtube_link.js actually loads politico Testing mozperftest nobody NEW --- 2025-02-24
1955841 Video and Audio gets out of sync if 2x is used on youtube Core Audio/Video: Playbac nobody NEW --- Tue 16:09
959132 Assertion Can only call this on frames that have been reflowed while searching on youtube.com Core Layout: Text and Fon nobody NEW --- 2024-09-22
1358110 Youtube/vimeo/dailymotion iframe allowances should be removed or tightened Toolkit Reader Mode nobody NEW --- 2023-06-05
1700287 Listening to audio books on YouTube cause a 10% CPU load of rendering threads Core Graphics: WebRender nobody NEW --- 2025-03-11
1759868 Subtitle/CC settings are not honoured on YouTube (eg. font family, size, colour/color) Toolkit Picture-in-Picture nobody NEW --- 2022-03-17
1776641 There's a slight color difference for HDR videos on YouTube between Firefox and Chrome Core Audio/Video nobody NEW --- 2022-10-07
1897404 Youtube intent launched and blocking the app view 'START u0 {act=android.intent.action.VIEW dat=https://www.youtube.com/... typ=text/html cmp=android/com.android.internal.app.ResolverActivity} from uid 10133' Firefox for Android UI Tests nobody NEW --- 2024-05-22
1122876 Placement of searchbox in the screen space causes reflows on YouTube Toolkit Find Toolbar nobody NEW --- 2022-10-11
1180089 downscaled 1080p screencast video looks worse than 720p version of the same on youtube Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1194214 [HTML5] Several side effects using the context menu options on Youtube Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1202515 Paused youtube videos sometimes resume on their own after video in active tab resumes playback Core Audio/Video: Playbac nobody NEW --- 2023-12-04
1316725 YouTube videos does not start playing on PPC64 Core Audio/Video: Playbac nobody NEW --- 2024-02-05
1365835 Lots of time spent in createScriptForLazilyInterpretedFunction() when playing a youtube video Core JavaScript Engine nobody NEW --- 2023-02-15
1409647 The background layout of Youtube loads too slowly, around .5~1s Core Layout nobody NEW --- 2023-10-30
1439252 Motion in YouTube video is distorted at 1080p Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1558291 → Firefox hangs When Opening many YouTube tabs . And sometime leaks bookmarked I saved to Bookmark tool bar.For example, when I save some YouTube links to bookmark bar i didn't find them again after restarting Firefox. This Happened to me intermittently. Firefox Bookmarks & History nobody NEW --- 2023-03-28
1567213 Youtube videos freeze unless mouse is over the video Core Graphics nobody NEW --- 2022-10-11
1672693 Youtube-playback 2020 tests are missing some tests from the 2019 branch Testing Raptor nobody NEW --- 2024-09-16
1812957 Possible issues with background playback of YouTube playlists GeckoView Extensions nobody NEW --- 2023-12-28
1962881 Intermittent raptor-main Critical: TEST-UNEXPECTED-FAIL: no raptor test results were found for youtube-playback-h264-720p60 Testing mozperftest nobody NEW --- 2025-05-25
538815 "ASSERTION: This is unsafe!" when clicking loading youtube page. Core DOM: Events smaug NEW --- 2022-10-10
1965337 schema error in `firefox_desktop.metrics_v1` for #/metrics/labeled_boolean/browser.ui.mirror_for_toolbar_widgets/enhancerforyoutube-maximerf-addons-mozilla-org_pinned_unified-extensions-area Data Platform and To General ascholtz NEW --- 2025-05-09
1874700 Window border is changing when going in to theatre mode in Youtube Firefox Theme gwatson NEW --- 2025-03-05
1684662 WMF VP9 hardware decoding looks stuttery vs. software decoding Core Graphics jmuizelaar NEW --- 2025-03-11
1860447 Crackling audio while playing audio on YouTube music with MacOS Game Mode Core Audio/Video: Playbac kinetik NEW --- 2024-05-08
540521 wrong line height on Youtube, when default font is Meiryo Core Layout: Text and Fon nobody NEW --- 2024-01-04
580425 horizontally centered youtube embed shadow "drags" when window is resized Core Layout nobody NEW --- 2022-10-10
608930 slowdown playing youtube video in fennec Core Layout nobody NEW --- 2022-10-10
733293 High-resolution WebM video on YouTube stutters Core Audio/Video: Playbac nobody NEW --- 2022-10-10
765972 ###!!! ASSERTION: bad aListVisibleBounds: 'r.GetBounds().IsEqualInterior(aListVisibleBounds)' when loading youtube.com Core Web Painting nobody NEW --- 2024-09-22
787037 ASSERTION: More UnblockOnload() calls than BlockOnload() calls; dropping call: 'Not Reached' loading Youtube Core General nobody NEW --- 2022-10-10
791493 Some full-screen HTML5 YouTube videos continuously rebuffer Core Audio/Video: Playbac nobody NEW --- 2022-10-10
792422 report-a-bug popup div on youtube - page jumping issue Core Layout nobody NEW --- 2024-04-04
793421 Page activity appears over full-screen HTML5 youtube video Firefox General nobody NEW --- 2022-10-10
794085 Mobile YouTube (Firefox on Android) - Style of the Play button is misaligned and; adjusts on tap Core Layout nobody NEW --- 2022-10-10
811547 Black Youtube/Vimeo iframe embeds in transformed parent in window mode Core Layout nobody NEW --- 2022-10-10
836167 Animated GIFs over YouTube video slower in FF vs. Chrome Core Graphics: ImageLib nobody NEW --- 2022-10-10
867114 YouTube videos are a black box Firefox General nobody NEW --- 2022-10-10
941542 [wasabi] Unable to watch Youtube video with Wifi connection. Core Audio/Video: Playbac nobody NEW --- 2022-10-11
958976 "ASSERTION: Adding a child where we already have a child? This may misbehave" when searching on Youtube.com Core DOM: Navigation nobody NEW --- 2022-10-11
971269 [meta] High power consumption when using the HTML5 player on Youtube. Core Audio/Video: Playbac nobody NEW --- 2023-03-06
1047678 Flashing when switching tabs from an HTML5 youtube tab to a an about:newtab tab Core Graphics nobody NEW --- 2022-10-11
1076933 Add a Talos test for YouTube HTML5 video-player responsiveness Core General nobody NEW --- 2022-10-11
1115931 Youtube in Nightly crashed ATI driver, led to blue screen and profile/profiles.ini reset Core Audio/Video: Playbac nobody NEW --- 2023-04-19
1135055 [Youtube][HTML5] "Default view"/"Theater mode" works incorrectly after using Next/Previous from Full screen Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1195446 Left-clicking YouTube video doesn't toggle play/pause when both YouTube's HTML playback controls and Firefox's native playback controls are shown Toolkit Video/Audio Controls nobody NEW --- 2023-07-15
1201744 Ctrl-PgDn keyboard shortcut intercepted by site handler for PgDn (affects YouTube) Firefox Keyboard Navigation nobody NEW --- 2022-10-11
1266708 youtube slidebar isn't working properly. It goes ups and down autometically. Firefox Keyboard Navigation nobody NEW --- 2022-10-10
1304616 Tab Restore of a logged out google accounts session restores YouTube tab in what appears to be a logged-in state Firefox Session Restore nobody NEW --- 2024-05-30
1327890 Selection of text in Arabic language (RTL) doesn't start from the right on Youtube Core DOM: Selection nobody NEW --- 2022-10-11
1330713 Youtube videos won't play when there is a pending update for Firefox beta Firefox General nobody NEW --- 2022-10-11
1363354 [meta] YouTube first video play is slow Core General nobody NEW --- 2023-10-30
1571258 Remember Youtube video position across a browser restart Core Audio/Video nobody NEW --- 2022-10-11
1598268 Parsing CSS takes significant amount of main thread time when loading Youtube Core CSS Parsing and Comp nobody NEW --- 2023-09-04
1619123 Some youtube features broken in SeaMonkey because of Custom Elements and bad browser sniffing SeaMonkey Web Compatibility nobody NEW --- 2025-04-23
1639640 AV1+VP9 YouTube on X11/Linux: Chrome achieves smooth 2160p, Nightly only 1440p. Core Audio/Video: Playbac nobody NEW --- 2020-06-24
1641481 Video and Audio were out of sync after some minutes on the youtube nasa feed Core Audio/Video: Playbac nobody NEW --- 2021-12-08
1650295 [Youtube] Cut off time numbers on hover when running a playlist in miniplayer mode Core Layout nobody NEW --- 2020-07-16
1652540 Random stuttering on YouTube videos Core Audio/Video: Playbac nobody NEW --- 2025-03-11
1655725 Youtube scrollbar width increased after zooming and closing the Wireless - PC ScreenShare Core Layout nobody NEW --- 2024-09-22
1658373 Youtube fullscreening cuts off bottom of video Developer Engagement Outreach Request nobody NEW --- 2022-05-17
1670069 Background playback of (Youtube) playlists doesn't work on Android Core Audio/Video: Playbac nobody NEW --- 2023-09-03
1671032 www.youtube.com - When using a non-light theme, it adds to the end of the URL "/?themeRefresh=1" and refreshes the page on first load Firefox Theme nobody NEW --- 2025-01-29
1682684 High GPU usage when playing video on YouTube on Nvidia Pascal Win10 Core Graphics: WebRender nobody NEW --- 2024-04-02
1694687 Investigate whether GV is dropping media session events on YouTube Core Audio/Video nobody NEW --- 2021-03-18
1696107 At least 100% higher CPU load when playing VP9 videos on YouTube compared to Safari (10% vs 20%) Core Graphics: WebRender nobody NEW --- 2025-03-12
1705541 Youtube janks on layout after navigating back Core Layout nobody NEW --- 2021-06-04
1710978 The WR display list on youtube.com has a lot of clips Core Graphics: WebRender nobody NEW --- 2024-04-02
1759086 Youtube.com search box flicker when adjusting system volume Core Widget: Gtk nobody NEW --- 2022-03-10
1765186 [meta] YouTube HDR issues Core Graphics nobody NEW --- 2025-03-17
1768172 Subtitles/closed captions(CC) are not displayed in fullscreen on youtube (Linux + Wayland) Toolkit Picture-in-Picture nobody NEW --- 2022-05-20
1783726 "Spin-off" of the Mozilla YouTube RegretsReporter extension Data Platform and To General nobody NEW --- 2022-08-11
1788014 Unable to scroll the Youtube page if the Youtube notifications panel is opened Core DOM: Core & HTML nobody NEW --- 2022-08-30
1795649 doubleclick.net isn't considered a third-party tracking resource on youtube.com DevTools Netmonitor nobody NEW --- 2023-11-29
1795667 The user cannot log into Facebook/Youtube when the user profile ends in a dot character Toolkit Startup and Profile nobody NEW --- 2022-10-24
1798206 "Ambient Mode" on youtube uses a lot of GPU/CPU (particularly high impact with sw-wr) Core Graphics: WebRender nobody NEW --- 2025-03-17
1799003 High energy consumption on youtube Core Audio/Video nobody NEW --- 2022-11-09
1802615 Cursor in search box teleports on m.youtube.com if you type as soon as the page loads Focus General nobody NEW --- 2023-05-30
1803923 unable to edit comment text for SUper Thanks on Youtube pages Core DOM: Editor nobody NEW --- 2023-01-07
1805290 For some YouTube videos, "empty" captions are rendered on the PiP window Toolkit Picture-in-Picture nobody NEW --- 2023-01-07
1807480 YouTube redirect goes wrong when timestamp is included External Software Af Other nobody NEW --- 2023-02-17
1809247 Find on page make youtube menu float. Leaving gap at bottom. Firefox for Android General nobody NEW --- 2024-08-28
1809267 Sending youtube links from pc directly opened by third party apps Firefox for Android Accounts and Sync nobody NEW --- 2023-06-14
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