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Windows Device Manager

Code 53: This device has been reserved for use by the Windows kernel debugger

Kernel debugging has reserved the device for the current boot session.

First action

Disable Windows kernel debugging if you do not intentionally need it.

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

    Restart after changing debugging configuration.

  2. 2

    On managed/development systems, confirm debugging requirements before disabling it.

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.