If you need to add a display language to Windows 10 on a PC without an active internet connection, follow these steps to download and install the language pack manually.
Download the multi-language ISO (usually contains all supported languages). 🛠️ How to Install Offline Once you have the .cab or .appx files, follow these steps: Method A: The LPKSetup Command (Best for .cab files) Press Win + R , type lpksetup , and hit . Click Install display languages . Browse to your offline .cab file. Follow the prompts to complete the install. Method B: PowerShell (For System Admins) windows 10 language pack download offline
You must have Administrator privileges to install new languages. If you need to add a display language