Hello, You can not unlink an account when it is the only account you have linked to your Bungie.net profile, since you can not remove the account you are signed in on. https://www.bungie.net/en/help/article/12130 [quote]How do I remove an authentication method from my Bungie.net User Profile? Sign into bungie.net, go to your Settings page and click "Linked Accounts". Simply click "Unlink" next to the associated authentication method and that authentication method will be removed. [b]You cannot unlink an authentication method which you are currently signed in with.[/b][/quote]