DirectX · medium

How to fixDXGI_ERROR_NONEXCLUSIVE

Unavailability of exclusive access

What this error means

DXGI_ERROR_NONEXCLUSIVE shows up as a medium-severity graphics API (DirectX) fault. An application is trying to gain exclusive access to the screen, but another program already has it. It's most often caused by background applications (recording, overlay) and error in window manager (DWM). Work through the steps below in order.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 2 complete
01Close background apps

Close background apps.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Restart the Desktop Window Manager service

Restart the Desktop Window Manager service.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

I need help

Possible causes

  • Background applications (recording, overlay)
  • Error in window manager (DWM)