Open Bug 2078606 Opened 14 days ago Updated 13 days ago

[Mini Window][Linux] The Mini Window can only be expanded via the corners of the UI

Categories

(Firefox :: Mini Window, defect, P3)

Product:
Firefox
Component:
Mini Window
Version:
Firefox 159
Platform:
Desktop
Linux
Type:
defect

Tracking

()

Tracking Flags:
Tracking Status
firefox159 --- affected

People

(Reporter: bcaliman, Unassigned)

References

(Blocks 1 open bug)

Details

Attachments

(1 file)

Screencast From 2026-10-06 15-58-48.webm
8.17 MB, video/webm
Details

Found in

  • Nightly 159.0a1 (2026-10-06)

Affected versions

  • Nightly 159.0a1 (2026-10-06)

Tested platforms

  • Affected platforms: Ubuntu
  • Unaffected platforms: WIndows, MacOS

Preconditions

  • have the browser.mini-window.enabled pref set to true
  • have 2-3 tabs open on Nightly

Steps to reproduce

  1. Move one available tab to a Mini Window.
  2. Attempt to expand the Mini Window size via its edges.

Expected result

  • The Mini Window size should be expanded.

Actual result

  • The Mini Window size can only be reduced.

Additional notes

  • The Mini Window size can only be expanded by using the corners of the UI.
Component: Tabbed Browser → Mini Window

thanks!

Severity: -- → S3
Priority: -- → P3
QA Whiteboard: [S4][qa-found-in-c159][QA-5757] → [S3][qa-found-in-c159][QA-5757]
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