Policy

Force selected system UI language to overwrite the user UI language

Windows 11 25H2

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Policy overview

Key metadata and intent for this policy.

ClassComputer
CategoryControl Panel > Regional and Language Options
Supported onAt least Windows Vista

Supported OS tags: Windows10, Windows10RT, Windows11, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista

This policy setting controls which UI language is used for computers with more than one UI language installed. If you enable this policy setting, the UI language of Windows menus and dialogs for systems with more than one language is restricted to a specified language. If the specified language is not installed on the target computer or you disable this policy setting, the language selection defaults to the language selected by the local administrator. If you disable or do not configure this policy setting, there is no restriction of a specific language used for the Windows menus and dialogs.

Internal name
MachineUILanguageOverwrite
Policy ID
c4afa3f302db
Elements
0

Registry values

How enabled and disabled states update the registry.

Registry locationTypeEnabled valueDisabled value
HKLM\Software\Policies\Microsoft\MUI\Settings\MachineUILockREG_DWORD
1
0

Policy elements

Inputs and configuration options exposed by this policy.

This policy has no additional user input fields.

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