While there is no official "portable" or "highly compressed" version of Microsoft 365
Please verify the integrity and authenticity of the downloads before using them.
For designing professional presentations.
If you absolutely require the real Microsoft Office 365 interface and features in a portable format, here is the only safe, legal method.
LibreOffice Portable includes Writer (Word), Calc (Excel), Impress (PowerPoint), and Base. It requires no admin rights and works perfectly from a USB 3.0 drive.
You're looking for a portable version of Microsoft Office 365 that is highly compressed. This can be useful for running Office on a USB drive or other portable storage device, or for situations where you need to conserve storage space.
