I have had so many weird problems with Win11 and Bluetooth... Unpair, reboot, repair. If that doesn't work, check Windows update / additional updates to see if there's a driver update. If that doesn't ...
When your Bluetooth mouse suddenly stops working and the entire Bluetooth functionality disappears from your PC, no toggle switch, no Bluetooth in Device Manager, it usually indicates a deeper issue ...
I can't believe the fix for my stuttering Bluetooth audio on Windows had nothing to do with Windows.