For educational purposes only, some enthusiasts create (not 365) using tools like PortableApps.com or Cameyo . These can be compressed to ~600 MB (not 50 MB). But they often lack updates and cloud features.
: These are often modified "portable" versions where files are compressed into a single executable. Some sources claim files as small as a few kilobytes, but these are frequently fake or malicious Risks of Unofficial Downloads ms office 365 highly compressed download exclusive
In a professional setting, Microsoft offers the . This allows IT admins to create a "compressed" experience by downloading only the specific apps a company needs (e.g., just Word and Excel). This is the only "exclusive" official way to minimize the footprint. For educational purposes only, some enthusiasts create (not