Do not allow desktop composition

This policy setting controls how some graphics are rendered and facilitates other features, including Flip, Flip3D, and Taskbar Thumbnails.

If you enable this setting, the desktop compositor visual experience will be turned off.

If you disable or do not configure this policy setting, desktop composition will be turned on, if the required hardware is in place.

Changing this setting will require a logoff for it to be applied.

Supported on: At least Windows Vista

Registry HiveHKEY_CURRENT_USER
Registry PathSOFTWARE\Policies\Microsoft\Windows\DWM
Value NameDisallowComposition
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

dwm.admx

Administrative Templates (Computers)

Administrative Templates (Users)