The End User License Agreement (EULA) generally permits installation on specific machines, not unlimited portability on USB drives.
— Links on shady download sites that deliver ransomware, adware, or nothing at all. Microsoft Office 2007 Portable Download
Microsoft Office 2007 is a legacy productivity suite notable for introducing the (the Ribbon) and the Office Open XML (.docx, .xlsx) file formats. While there is no official "portable" version from Microsoft, third-party "Portable" downloads often utilize virtualization tools like VMware ThinApp to package the software into a single executable that runs from a USB drive without installation. Core "Portable" Features The End User License Agreement (EULA) generally permits