Assegnate 2 su 5 stelle

Why after going through all the fuss of making an account and the confirming account via email then cominig back can i not add to my firefox? The button doesn't work and it was a Mozila firefox post that directed me to this add on in the first place.https://support.mozilla.org/en-US/questions/985006 Not only that but i have two firefox accounts and yet neither worked so i had to make another account with you Why? Sort yourself out!!!