Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hii,
Try following the procedure in the link below from the website to install Office 365.
Try installing the offline version of Office 365.
After the download is complete, disconnect from the network > right-click > select "Mount" > open "My Computer" in File Explorer, select the Office icon > Right-click > select "Open" to open the Office folder. Locate the setup64.exe file.
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Thanks