To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Rated 5 out of 5 stars
A great button!
but useragent.override is deleted on exit. Would be great if you could fix it. My other wish would be to set/keep a personal useragent string