I am using facebook for ages as my default browse.. but this time I upgraded from windows 7 to 10 and installed firefox like always and signed in to my account and I am truing to sync my account but non of my passwords nor addin are getting synced. _{edit: removed your mail address from public display, since the only thing it will attract are spam bots. you will be notified per mail once somebody replies to the thread. (philipp)}