Policy
Turn off Program Compatibility Assistant
Windows 11 25H2
Policy overview
Key metadata and intent for this policy.
Supported OS tags: Windows10, Windows10RT, Windows11, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista
This setting exists only for backward compatibility, and is not valid for this version of Windows. To configure the Program Compatibility Assistant, use the 'Turn off Program Compatibility Assistant' setting under Computer Configuration\Administrative Templates\Windows Components\Application Compatibility.
Registry values
How enabled and disabled states update the registry.
| Registry location | Type | Enabled value | Disabled value |
|---|---|---|---|
| HKCU\Software\Policies\Microsoft\Windows\AppCompat\DisablePCA | REG_DWORD | 1 | 0 |
Policy elements
Inputs and configuration options exposed by this policy.
This policy has no additional user input fields.
Other policies in this category
Explore related policies at the same level.
- ComputerPrevent access to 16-bit applicationsAt least Windows Server 2003
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- ComputerTurn off Inventory CollectorAt least Windows Server 2008 R2 or Windows 7
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- ComputerTurn off Steps RecorderAt least Windows Server 2008 R2 or Windows 7
- ComputerTurn off SwitchBack Compatibility EngineAt least Windows Server 2008 R2 or Windows 7