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
URL n Extension Block(UnE Block) 188.8.131.52-signed.1-signed Requires Restart
Blocks URLs , Stop Downloads Bad Extensions and locks down Firefox Settings....
Lock down bookmarks/addons/downloads with a password.............Any Many More...
About this Add-on
Prevent browser changes.
Locks down Add-ons, Preferences, 'about:config', Bookmarks.
Blocks unwanted Web Sites with some specific Extensions.
All with a Master Password.