If it is then go to your account and turn off the mobile authenticator,it happens to me too
I've heard of people who had this problem, and it's often because they're looking at their Steam guard for one of their alt Steam accounts and not the one they're trying to log in to.
Будь ласка, увійдіть до системи для написання коментарів.
Is it only me? Or everyone? Why is this happening to my main account.. I have the correct code but it says "Sorry this isn't quite right".