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Windows Device Manager

Code 3: The driver for this device might be corrupted, or the system may be low on resources

Microsoft lists driver corruption or insufficient available system memory/resources as the main causes.

First action

Close unnecessary applications and inspect memory/resource pressure, then reinstall the device driver if needed.

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 reinstalling the driver.

  2. 2

    If resource pressure persists, inspect memory and virtual-memory configuration before blaming the hardware.

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.