Techwiki:AppCompat

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Registry storage

The AppCompat settings are stored in the registry in the key 'HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags'.

Per application settings

For each program on the system that has been configured with AppCompat settings, there is one TEG_SZ value in the 'Layers' subkey of the AppCompatFlags key. The name of the value is the DOS path of the application, the value contains the settings as a space speparated list.

  • Compatibility version: WIN95 WIN98 WINNT4SP5 WIN2000 WINXPSP2 WINXPSP3 WINSRV03SP1 WINSRV08SP1 VISTARTM VISTASP1 VISTASP2 WIN7RTM
  • Compatibility flags: 256COLOR 640X480 DISABLETHEMES DISABLEDWM HIGHDPIAWARE