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Windows Device Manager

Code 28: The drivers for this device are not installed

Windows does not have a driver installed for the device.

First action

Install/reinstall the driver using Windows Update/Device Manager or the hardware maker's official support.

Use the error code as a Windows device-state clue. It does not by itself identify the exact failed component inside the hardware.

Then verify

Do not stop at the code disappearing

  1. 1

    Scan for hardware changes after installation.

  2. 2

    Retest the device in DeviceOK when a browser test exists.

After Windows reports the device normally, run the matching DeviceOK test when one exists—for example camera, microphone, keyboard, mouse, controller or audio—to confirm the user-facing function works.