[Notebook/Desktop/AIO/MiniPC] Troubleshooting - How to fix yellow exclamation mark in Device Manager | Official Support

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The Firmware in Device Manager shows a yellow exclamation mark (yellow bang)

[Notebook/Desktop/AIO/MiniPC] Troubleshooting - How to fix yellow exclamation mark in Device Manager

The yellow exclamation mark in Device Manager is a common problem which indicates that the system has encountered a problem of driver missing. If you experience this problem, please refer to the following troubleshooting.

Update driver using Device Manager

You can go to ASUS Download Center to download the latest drivers from your model website and then follow the install instructions to complete the installation. Here you can learn more about How to search and download drivers.

If you can’t find the exact driver to download, you can try steps below to update driver on Device Manager.

Right-click the [Start] icon on the taskbar①, then select [Device Manager]②.
Right-click the device with the yellow exclamation mark③, then select [Update driver]④.
Select [Search automatically for drivers]⑤. Windows will search your computer for the best available driver and install it on your device.
If Windows system can’t find any availlable drivers for your device, please select [Search for updated drivers on Windows Update]⑥.
Windows will navigate to Windows Update and start checking for updates.
Note: Make sure your computer is in an available network environment, then connect to Internet because it is an online update process.
After searching for available updates and completing the download and installation, please restart your computer.
Note: Please be aware that under some circumstances, BitLocker recovery screen would appear after executing Windows update. We highly recommend you save the BitLocker recovery key or disable BitLocker before executing Windows Update. You can refer to this article to learn more: https://www.asus.com/support/FAQ/1042922/.

Uninstall device driver

If the problem you have is related to a driver not correctly working, before installing an updated version, you can uninstall it and let Windows automatically reinstall the driver to fix the error.

Refer to steps below to uninstall a device driver:

Right-click the [Start] icon on the taskbar①, then select [Device Manager]②.
Right-click the device with the yellow exclamation mark③, then select [Uninstall device]④.
Select [Uninstall]⑤.
After uninstallation completes, please restart your computer.

After you complete the above steps, Windows will automatically reinstall the driver to solve device conflicts and other errors.

If your problem is not worked out with above solution and information, please contact the ASUS authorized repair center for further tests.

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