Hey everyone! If you're getting that error it means an account is already linked. Here is a support article with more information: https://help.bethesda.net/app/answers/detail/a_id/50254

You’ll have to contact our support team to unlink your account if you have the wrong account linked. That can be done at https://help.bethesda.net

Tragic_Idol

Hello. What's the case if we're not getting an error but there is no account name under the steam icon?

If you see the steam icon then an account is connected, we’re looking into why some people see a steam name and not others.