[Problem/Bug]: The online video will hang(the picture freezing but the sound is playing) when switch the application between the edge and Vantage or copilot

[finepeilei]

What happened?

1.Open the edge and play some online video
2.Open Lenovo Vantage or copilot keep it on the desktop
3.Use alt+tab to switch the application between the Lenovo Vantage(or copilot) and the edge browser
4.When switch several times, the picture of the video will hang but the sound will playing.

Importance

Important. My app's user experience is significantly compromised.

Runtime Channel

Stable release (WebView2 Runtime)

Runtime Version

129.0.2792.89

SDK Version

1.0.2365.46

Framework

WPF

Operating System

Windows 11

OS Version

26100.2033

Repro steps

1.Open the edge and play some online video
2.Open Lenovo Vantage or copilot keep it on the desktop
3.Use alt+tab to switch the application between the Lenovo Vantage(or copilot) and the edge browser
4.When switch several times, the picture of the video will hang but the sound will playing.

video.pause.when.switch.copilot.and.video.UI.mp4

Repros in Edge Browser

Yes, issue can be reproduced in the corresponding Edge version

Regression

Don't know

Last working version (if regression)

No response