: If your "portable" need is for a secondary device, Microsoft 365 licenses typically allow installation on up to five tablets or smartphones, which offer significant offline functionality. Portable Installation via USB (The IT Pro Method)
Microsoft provides several pathways to use Office 365 without permanently "tethering" it to one machine's internal hard drive. microsoft office 365 download center portable
: For advanced users or IT admins, the Office Deployment Tool from the official Download Center allows you to download the full Office installation files to a removable USB drive. This creates an "offline installer" that you can carry with you to install Office on multiple machines without re-downloading the entire 3GB+ package each time. : If your "portable" need is for a
: Get the Office Deployment Tool from the Microsoft Download Center. This creates an "offline installer" that you can
If you need to install Microsoft 365 on computers that have limited or no internet access, you can create a "portable installer" on a flash drive.
: The most truly "portable" version of Office is accessed via Office.com . These browser-based versions of Word, Excel, and PowerPoint require no installation and can be used on any computer with an internet connection.