Portable Firefox The popular Mozilla Firefox Web browser is portable and can be carried on any device.
Copy your data to Portable Firefox: When the "Copy local Profile” window opens, you can copy your local Profile folder. If you want to use your bookmarks and add-ons or history and preferences that you have already saved to your system, click "Copy" at the prompt and choose the folder "/Users/
Other languages: Download Firefox in your language from http://www.mozilla.org and copy it to: "Portable Firefox.app/Contents/Resources/" folder.
Support Forum: Ask questions, post tips, suggestions, clues and bugs to our Portable Apps OS X support forums