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
About this Add-on
=> Are you annoyed of facebook's this new feature?
=> If yes, you are one of us!
This extension disables sending read reports to your friends.
Your friends will not see "Seen" label when you read their messages,