Download BlackBird
Unzip to your desktop.
Drag Blackbird.exe to desktop.
Open command prompt as admin.
Copy the content of the code box below.
Hit enter.
Reboot the machine for the changes to take effect.
Code:
%userprofile%\Desktop\blackbird.exe -i
The -i switch blackbird -i = Fix Bluetooth pairing, Device Settings, Focus/Assist and user notifications.
This sometimes works, sometimes not. If it does not then you are in good hands with @phillpower2
1. Uninstall your existing bluetooth stack (driver software that came with the bluetooth adapter).
2. Reboot your computer and click "Cancel" when Windows asks for the driver.
3.Run BluetoothDriverInstaller.exe and follow instructions of the wizard.
Download and install the BluetoothDriverInstaller_x64.exe this tool will usually find a decent generic blue tooth driver for your machine.