If you need to add spell-check, grammar correction, or translation capabilities in a specific language to Microsoft Office 2021 without an internet connection, you have come to the right place. This article provides a deep dive into what these tools are, why you need the offline version, how to acquire legitimate installers, and step-by-step instructions for deployment.
Method 2: The Account Portal Image File (For Standard Retail Users)
Before discussing the offline installer, it is crucial to understand what "Proofing Tools" actually include. Contrary to popular belief, this is not a full Office suite. Instead, it is a language pack add-on that enables specific linguistic features within existing Office 2021 applications (Word, Excel, PowerPoint, Outlook).
Use standard tags like fr-fr for French or de-de for German. office 2021 proofing tools offline installer
<Configuration> <Add SourcePath="c:\temp" OfficeClientEdition="64" Channel="PerpetualVL2021"> <Product ID="ProofingTools"> <Language ID="fr-fr" /> </Product> </Add> </Configuration>
After offline installation, verify the tools are active:
Yes. Office LTSC 2021 (Long Term Servicing Channel) uses the same codebase as retail Office 2021. The same offline installers work perfectly. If you need to add spell-check, grammar correction,
The installation takes 1–3 minutes. No progress bar may appear if using the .msi version. Monitor %temp% logs for details.
For a more user-friendly interface that automates the ODT process, many users on forums like Office Tool Plus
Corrupted MSI cache or missing network path. Fix: Copy the installer to the local C:\Temp folder and run from there, not directly from a network drive. Contrary to popular belief, this is not a full Office suite
Method 1: The Official Offline Installer via Office Deployment Tool (Recommended)
Run the downloaded executable and extract setup.exe and configuration.xml to a folder (e.g., C:\Office2021 ).
Ensure your configuration XML matches your Office installation type. Do not try to install 64-bit language tools onto a 32-bit version of Office 2021.