Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hii,
Here is the offline installer for Office 2021 Professional.
Install o Office 2021: https://officecdn.microsoft.com/db/492350F6-3A01-4F97-B9C0-C7C6DDF67D60/media/en-US/ProPlus2021Retail.img
Once the download is complete, disconnect from the network > Right-click > Select "Mount" > Open File Explorer > "My Computer" > Select the Office icon > Right-click > "Open" > Open Office Folder > Locate the setup64.exe file.
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Thanks