Bluetooth Module Atheros Ar5bbu12 Driver |verified| Jun 2026

There are different types of drivers available for the Atheros AR5BBU12 module, depending on the operating system:

, and choose "Search automatically for drivers." Windows may find a compatible generic driver from its own library. Roll Back Driver:

Legacy Bluetooth modules often run into compatibility issues with modern operating systems. Bluetooth Missing from Device Manager

If you still have questions, check your Device Manager for the specific Hardware ID (VID_0CF3&PID_3000) and search for community forums dedicated to Acer Aspire Bluetooth fixes. Good luck, and may your Bluetooth icon reappear. Bluetooth Module Atheros Ar5bbu12 Driver

To ensure you are downloading the exact driver required, verify the Hardware ID in Windows: Press Windows Key + X and select . Expand Bluetooth or Unknown Devices . Right-click the problematic device and select Properties . Go to the Details tab. Select Hardware Ids from the Property drop-down menu.

Dealing with legacy Bluetooth modules often requires trial and error, according to users on community forums.

To help find the exact file you need, what are you running, and what laptop brand are you using? Share public link There are different types of drivers available for

Qualcomm does not provide direct driver downloads for end-users. You must download the driver from your specific laptop manufacturer's support site using your serial number or model name. Microsoft Learn

Before installing drivers, ensure you actually have this specific hardware.

If you are using an older operating system like Windows 7 or 8, and manufacturer drivers are unavailable, you may have luck finding community-shared drivers. One such example is a driver package that was available for Lenovo IdeaPad models, which included support for Atheros chips. Good luck, and may your Bluetooth icon reappear

Open your web browser and go to the ( ://microsoft.com ).

If the device appears as "Unknown Device," you may need to force-install the .inf file.

Best for: Stability and full feature support.

Since the module is outdated and no longer actively supported by its manufacturer, the best approach is to start with the most reliable sources first:

If the Bluetooth stopped working after a Windows update, you can often fix it by going to the device's properties in Device Manager and selecting Roll Back Driver under the Driver tab. Hardware ID: