DELETE ALL AUTHORIZED DEVICES

HI I WOULD LIKE TO EITHER HAVE MY ACCOUNT RESET WERE I CAN DELETE EVERY DEVICE THAT WAS AUTHORIZED HOWEVER DOING IT THROUGH MY ADOBE ACCOUNT OR OVER THE WEB. ALSO CAN NOT USE THE ADOBE DIGITAL EDITIONS ON MY PC CAUSE WHEN I ASK TO AUTHORIZE IT IS STUCK ON THE GREEN AUTHORIZING COMPUTER SIGN FOR DAYS. PLEASE HELP IF NOT THIS APP IS JUST A WASTE AS HAS I HAVE INVESTED IN MANY BOOKS BUT CAN NOT ACCESS IT AT ALL. URGENT HELP.@