Microphone stopps working after installing Windows 11 Update
After installing Windows 11 KB5066835 the microphone of your bluetooth device may stop working
After installing Microsoft Security Update KB5066835 for Windows 11 users may experience not working microphone of their bluetooth device. There is no error message and the device apprears to work properly. When trying to execute a test call, MS Teams will complain about a not working microphone.
The solution is to uninstall the bluetooth device, then uninstall KB5066835, restart the computer, and pair again the bluetooth device.