Opening mGBA and sub-windows causes a application selection popup

[shenef]

Clicking on the "search microsoft store" button brings up the "Xbox Game Bar" app which is not installed on this machine. Windows 10 21H2 | 0.9.3 and latest dev

[endrift]

This isn't something that's explicitly done in mGBA, it seems to be something Windows wants to do. See if these steps help: https://answers.microsoft.com/en-us/windows/forum/all/how-do-i-get-rid-of-ms-gaming-overlay-pop-up/f572b5c0-f1dd-40f8-a16b-7bcbe62b4690

[shenef]

The indeed solved the problem!