Have a specific issue not covered? Check your driver date in Device Manager. If it is older than 2016, you used the wrong installer. Re-do Method 1 carefully.
Atheros Ar5b225 Bluetooth Driver Windows 10 __exclusive__
Have a specific issue not covered? Check your driver date in Device Manager. If it is older than 2016, you used the wrong installer. Re-do Method 1 carefully.