Save this file as config.xml in your C:\OfficeProofing folder.
Now that you are armed with this guide, you can confidently deploy, troubleshoot, and master Office 2021’s multilingual capabilities—completely offline. office 2021 proofing tools offline installer
On a computer with internet access, follow these steps to fetch the proofing tool data: Deploy Office Long Term Service Channel (LTSC) 2021 Save this file as config