Guild Wars 2

im looking for a guild that do guild mission on sunday
my account name KiTtipat.7256
Warrior played gw2 for 1 year now

im available at 10pm to 12 am CST – Central Standard Time

SO I WANT TO UNLINK Authenticator FOR MY ACCOUNT
SO THEY ASK FOR A CODE

I CAN GET CODE FRIM GOOGLE AUTHENTICATOR BUT I CANT SIGN UP IS KEEP SAYING “The KEY ************************ IS INVAILD” I HAVE THE KEY WITH ME ALL THE TIME I USE THIS KEY TO DOWNLOAD GUILD WAR THE KEY COMEWITH THE DVD
ON MANUAL ENTRY
aCCOUNT "I PUT MY EMAIL THAT I SIGN UP FOR THIS GAME
kEY: I PUT MY SERIAL CODE
BUT IT DIDNT WORK IT SAY The KEY ************************ IS INVAILD
AND NOW I CANT LOGIN GO GAME BECAUSE IT ASK FOR A mobile AUTHENTICATOR

I CRY SO HARD

ANY WAYS TO FIX THIS PROBLEM ?