Disable changing language settings: registry value LanguagesUserHKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel

Policy ID
RestrictLanguages
Scope
User Configuration
Supported on
At least Internet Explorer 5.0
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
Windows Components › Internet Explorer

Registry

Languages

-User