Some users have found success using specific manufacturer drivers if the generic ones fail: Realtek Bluetooth UART Bus Driver
on Windows 10, using the OS's native generic Bluetooth drivers. Microsoft Learn Some users have found success using specific manufacturer
Find your adapter under (it may be labeled "Generic Bluetooth Radio" or "CSR Bluetooth"). Some users have found success using specific manufacturer
If the automated installer fails to register the 75270 device, you can force Windows 10 to recognize the driver manually: Press the and select Device Manager . Some users have found success using specific manufacturer
Wait 30–60 seconds for Windows to detect the hardware.
For advanced users, the driver can also be installed by going into Device Manager, right-clicking on 'Generic Bluetooth Adapter' w... Plugable Technologies