Nightly is available further down the page.The Platform™ is a full-featured portable software system that lets you build your own custom portable app suite for use in your synced cloud folder, on your local PC, or on a portable USB drive. Mozilla Firefox, Portable Edition is available for immediate download from the Mozilla Firefox, Portable Edition Beta homepage. And it's in Format, so it automatically works with the Platform including the Menu and Backup Utility. Mozilla Firefox, Portable Edition is packaged in a Installer so it will automatically detect an existing installation when your drive is plugged in. 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.

It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Mozilla Firefox is a fast, full-featured web browser that's easy to use. Update automatically or install from the portable app store (advanced apps enabled) in the Platform. Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used under license.

And, as always, it's open source and completely free. It's packaged in Format so it can easily integrate with the Platform.

And they won't affect your standard local or portable Firefox install. is proud to announce the release of Mozilla Firefox®, Portable Edition 90.0 Beta 1.

PortableApps Platform 26.0 instaling