Bt-bu1: Driver |work|

Periodically check the manufacturer's website for updated driver releases to ensure compatibility with Windows updates.

Active local wireless interference or a full device audio buffer cache. bt-bu1 driver

Check the > Optional Updates section. Look for a driver labeled Realtek - Bluetooth or Broadcom - Bluetooth . Check the box and click Download and install . Method 2: Download the Realtek RTL8761B Driver Directly bt-bu1 driver