Using portable versions of popular tools like Mozilla Firefox , LibreOffice, or VLC Media Player offers several strategic advantages: What is a portable app? | PortableApps.com
Portable AppNee: The Ultimate Guide to "Green" Software Portability
: Once you close the application and remove your drive, no personal data or configuration files are left behind on the host machine. Key Benefits of Using Portable Software
: Because they don't modify system-protected areas like the Windows registry, these apps can often be used on restricted-access computers, such as those in libraries or offices.