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Click Add a language .
dism /online /add-package /packagepath:"C:\full\path\to\language.cab" Then use Settings to set the language as default. Volume Licensing customers can download an official Language Pack ISO from the Volume Licensing Service Center (VLSC) or Visual Studio Subscriptions . This ISO contains all LP.CAB files for Windows 10 22H2. Important: Language Pack vs. Language Interface Pack (LIP) | Feature | Language Pack | Language Interface Pack (LIP) | | :--- | :--- | :--- | | Availability | For major languages (e.g., Spanish, French, Chinese) | For partial/regional languages (e.g., Welsh, Catalan) | | Change entire Windows UI | Yes | Partially (may leave some menus in base language) | | Requires base language | No | Yes (e.g., needs English or another full LP) | | Size | ~200-500 MB | ~20-50 MB |
To install, open PowerShell as Administrator and run:
Sign out and sign back in to apply the changes. Method 2: Microsoft Update Catalog (For IT Pros & Advanced Users) If Settings fails or you need an offline installer, IT administrators can download .cab files from the Microsoft Update Catalog .