Mozilla Firefox ESR, Portable Edition

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Mozilla Firefox® ESR, Portable Edition is the Extended Support Release of the popular Mozilla Firefox web browser bundled with a launcher as a portable app, so you can take your browser, bookmarks and passwords with you. It is intended for groups who deploy and maintain the desktop environment in large organizations such as universities and other schools, county or city governments and businesses and the developers who support them. Individual users should use standard Mozilla Firefox, Portable Edition.

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Mozilla Firefox ESR, Portable Edition works best with the Platform


portable_firefox_small.pngMozilla Firefox is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Plus, thanks to the launcher bundled in the Mozilla Firefox, Portable Edition, it leaves no personal information behind on the machine you run it on, so you can take your favorite browser along with all your favorite bookmarks and extensions with you wherever you go. Learn more about Mozilla Firefox...

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osi_certified.pngFor help getting Firefox Portable up and running, visit Firefox Portable Support:

Download Details

  • Publisher: (John T. Haller) and Mozilla
  • Date updated: 2018-01-23
  • System Requirements: Windows XP/Vista/7/8/10, Wine on Linux/UNIX
  • License: Free / Open Source (Launcher: GPL; Firefox: MPL)
  • Source Code: Launcher source (included), Firefox source
  • MD5 Hash (English): 90073f74458d56cf1bc270bf063374a7

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used with permission.