Driver - Bluetooth Module Atheros Ar5bbu12

This module was most common in Asus , Acer , and Toshiba laptops. Their support sites often host the most stable version.

If your laptop’s Wi-Fi works but Bluetooth is missing or has a yellow exclamation mark in Device Manager, you are likely dealing with a driver issue for this module. Bluetooth Module Atheros Ar5bbu12 Driver