To put that in perspective, an original Office 2007 installer is around , Office 2010 is about 803 MB , and Office 2016 can reach 965 MB or more. A repack that claims to compress Office 2007 down to just 10 MB represents a reduction of over 98% —a feat that is only possible by removing massive amounts of data and functionality.
If you find a download claiming to be Microsoft Office 2021 or 365 compressed into a tiny file (e.g., 100MB or less), proceed with extreme caution. These are almost always and carry significant risks: microsoft office highly compressed
If you need the full power without bloat, the Long Term Servicing Channel (LTSC) version is lighter than the Microsoft 365 perpetual updater. It removes the Microsoft Store integration and Cortana. To put that in perspective, an original Office
Non-essential system fonts, clip art, and media assets are discarded. The Hidden Dangers of Highly Compressed Office Files These are almost always and carry significant risks:
Using "highly compressed" Office versions often carries significant risks. While some may be functional, they are almost always unofficial and run the risk of being malware vectors.
Using the ODT, you can create a "Lite" version of Office 365 or 2021 by instructing it to exclude specific IDs. An XML configuration like the following will drastically reduce size: