Finding a is often a necessity for developers, users on older operating systems, or those who need a browser that doesn't interfere with their main installation. These legacy versions allow you to run older iterations of Firefox directly from a USB drive or a local folder without a standard installation. Why Use a Firefox Portable Legacy Version?
Firefox Portable Legacy: Your Guide to Older Versions and Downloads firefox portable legacy download
Mozilla Firefox, Portable Edition Legacy 115 | PortableApps.com Finding a is often a necessity for developers,
While it is generally recommended to use the latest version of Firefox for security, there are several reasons why you might need a legacy portable build: users on older operating systems