How to fix error code 31 on bluetooth adapter?

勁文 陳 0 Reputation points
2025-12-28T06:22:01.9033333+00:00

I've been having issues with bluetooth and when I check device manager I notice something called "Generic Bluetooth Adapter". I dont know what it is and it also has the Error Code 31 "This device is not working properly because Windows cannot load the drivers required for this device. (Code 31)

{Operation Failed}

The requested operation was unsuccessful. " I'm guessing this is causing my problems with bluetooth. How do I fix this?

Windows for home | Windows 11 | Devices and drivers
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  1. AI answer

    2025-12-28T06:22:09.28+00:00

    To fix the error code 31 on your Bluetooth adapter, you can follow these steps:

    1. Update the Device Driver: Go to Device Manager, right-click on the "Generic Bluetooth Adapter", and select "Update Driver". Choose the option to search automatically for updated driver software.
    2. Reinstall the Device Driver: If updating the driver does not work, you can uninstall the device. Right-click on the "Generic Bluetooth Adapter" and select "Uninstall device". After uninstalling, restart your computer, and Windows should attempt to reinstall the driver automatically.
    3. Use the Generic Bluetooth Driver: If you're unsure which driver to use, you can select the generic driver for testing. In the Update Driver Software Wizard, select Bluetooth Radios and then choose Generic Adapter as the manufacturer and Generic Bluetooth Adapter as the model. This can help in cases where the specific driver is causing issues.
    4. Check for Windows Updates: Ensure that your Windows is up to date, as updates may include fixes for driver issues.
    5. Registry Fix: If the problem persists, you may need to add a registry key to ensure successful driver initialization. This is applicable for Windows 10 version 1903 and later. You can add the RetryDeviceInitialize registry key under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\Calais\Readers with a DWORD value of 1. Restart your computer afterward.

    If none of these steps resolve the issue, you may need to check for hardware problems or consider seeking further assistance.

    References:

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