This method is required for Microsoft 365 Apps for Enterprise/Business.
Step 1: Download the Tool
Download the Office Deployment Tool (ODT) from the Microsoft Download Center and extract setup.exe.
Step 2: Create Configuration File
Create a file named config.xml. To download a language pack offline (e.g., German), the XML must reference the specific language code. microsoft office language pack offline installer work
<Configuration>
<Add SourcePath="C:\OfflineOffice" OfficeClientEdition="64">
<Product ID="LanguagePack">
<Language ID="de-de" />
</Product>
</Add>
</Configuration>
(Note: Using ID="LanguagePack" ensures only the language files are downloaded, not the entire Office suite.)
Step 3: Download the Content
Open Command Prompt and run:
setup.exe /download config.xml
This populates the folder specified in SourcePath with the offline files. This method is required for Microsoft 365 Apps
Step 4: Install Offline
On the disconnected machine, run:
setup.exe /configure config.xml
This triggers the local installation of the language pack.
When you run an online installer, it streams files from Microsoft servers.
An offline installer contains all .cab and .dat files locally. When you run an online installer, it streams
Microsoft Office Language Pack offline installers are critical tools for multilingual enterprises, educational institutions, and users with limited connectivity. They work by copying pre-downloaded localized resources directly into the Office installation directory and updating registry settings. Successful deployment requires matching the exact Office version, edition, and architecture. While online language switching is convenient, the offline method remains irreplaceable for controlled, reliable, and internet-independent localization of Microsoft Office.
Why it happens: Often this is a corrupted offline installer (bad download) or insufficient disk space. How to fix:
Why go through this trouble when you can just click a button in the settings?