DirectX 9 legacy overlay planes don't work with Miracast displays on Windows 10 with WDDM 2.0 graphics drivers

Applies to: Windows 10, version 2004, all editionsWindows 10, version 1909, all editionsWindows 10, version 1903, all editions

Summary


Microsoft DirectX 9 legacy overlay planes don't work with Miracast displays on Windows 10 with WDDM 2.0 graphics drivers. Any application that tries to use legacy overlays while it's running on a Miracast display receives an error message. 

How this error is communicated to the user depends on the application's handling of the error. Users may see any of the following symptoms when they encounter this issue:

  • The application hangs.
  • The application crashes.
  • Error messages are displayed by the application that's trying to use legacy overlays.
  • Video playback is blank.

More Information


Legacy overlays aren't supported with Windows Display Driver Model (WDDM) 2.0 graphics drivers on Windows 10.