1855103 - Download .mov file from wetransfert rename file .qt (quictime)

Status: RESOLVED DUPLICATE of bug 1828441

(Firefox :: File Handling, defect)

Description

[Alex]

Attachment: Capture of the bug.png

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/117.0

Steps to reproduce:

1 - Have a file with .mov extension
2 - Upload a file on wetransfer.com and select option to have a link only
3 - After Upload finished, copy th link
4 - Open the link in th new tab on firefox
5 - Accept or refuse cookie ( as you wish) and then accept terms & conditions
6 - Clic on download

Actual results:

When i download the file, the extension change from.mov to .qt
MY_VIDEO_TOS_HARE.mov become MY_VIDEO_TOS_HARE.qt on my computer

Expected results:

the file should keep the same extension. other browser do not have this issue
MY_VIDEO_TOS_HARE.mov should be downloaded as MY_VIDEO_TOS_HARE.mov on my computer

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

The Bugbug bot thinks this bug should belong to the 'Firefox::File Handling' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Comment 2

[Hani Yacoub, Desktop QA]

Managed to reproduce this issue on macOS 11.6 only on Firefox 118.0 and Firefox 115.3.0esr.

Comment 3

[Marco Bonardo [:mak]]

On Windows (at least) the server is sending the file as application/octet-stream, the code is probably seeing the result of media content sniffing (bug 1828441 was fixed recently regarding this)
That bug may have fixed this as well as media won't sniff anymore when the file is served like that.