Fix Bluetooth problems in Windows - Microsoft Support
If Bluetooth stops working after upgrading to Windows 11, it may be due to outdated or malfunctioning drivers, inactive Bluetooth services, or issues with the Bluetooth device itself. Follow these troubleshooting steps to resolve the problem.
Pair a Bluetooth device in Windows - Microsoft Support
Select Bluetooth to turn it on. If it's turned on without any Bluetooth devices connected, it might appear as Not connected . If you don't see Bluetooth in quick settings, you might need to add it. For more info, see Change notifications and quick settings in Windows 11.
Fix connections to Bluetooth audio devices - Microsoft Support
If you are having problems with Bluetooth audio devices (or Bluetooth in general) in Windows 11, see Fix Bluetooth problems in Windows. If pressing the Connect button in action center doesn't find your device in Windows 10, here are some things to try:
Fix connections to wireless displays or docks in Windows
To remove the device, open Settings , and then select Devices > Bluetooth & other devices . Select the wireless display, adapter, or dock, then select Remove device. After that, try reconnecting.
Fix sound or audio problems in Windows - Microsoft Support
If that doesn't work, try uninstalling the audio driver (it will reinstall automatically). If that doesn't work, try using the generic audio driver that comes with Windows. If you're having audio issues after installing updates, try rolling back your audio driver.
Troubleshoot problems with your Microsoft mouse or keyboard
If your Microsoft or Surface mouse or keyboard isn’t working, doesn’t appear in the list of Bluetooth devices when you pair the mouse, or you see an error message during pairing, here are some troubleshooting steps to help.
Fix problems with setting up your Surface Headphones
On your Windows 10 PC: Select the Start button, and then select Settings > Update & Security > Troubleshoot > Bluetooth > Run the troubleshooter. On your Windows 11 PC: Select the Start button, then select Settings > System > Troubleshoot > Other troubleshooters > …
A Bluetooth mouse or keyboard fails to reconnect after being left …
The Bluetooth radio is not resuming from a low-power state correctly. Resolution. On the Advanced tab for the Properties of your Bluetooth radio, check the HCI and LMP versions. If these versions are 6.0 or higher, then update to the latest radio …
Fix microphone problems - Microsoft Support
Make sure that your microphone or headset is connected correctly to your computer. If your headset is a wireless Bluetooth device, make sure your Bluetooth device is paired and connected by following the steps at Pair a Bluetooth device in Windows.
Bluetooth mouse stops responding - Microsoft Support
When you use a Microsoft Bluetooth mouse, it may stop responding. This can happen during normal usage or when one of these specific scenarios occurs: The PC goes to sleep, and a key press or the power button is used to wake from sleep.