Observed behaviour
It shows nothing and the play/pause button is incorrectly kept in the same state as the previous video you were watching.
Reproduction steps
- Upload two video attachments in the same message.
- Click on the first video to have the preview pop up, which causes the video to play.
- Click on the right arrow to switch to the second video.
Build information
canary build 718 (9cc2c6a), Electron 41.2.2, Windows 11 10.0.26200 (x64), desktop canary 0.0.205, Electron 41.2.2, Chrome 146.0.7680.188, Node 24.14.1, locale en-GB
Platform
Windows
Details
Expected behaviour
The video should auto play, or at the very least show a thumbnail.