You are being prevented from completing this action because the email address you are trying to add is used in the security settings on a Microsoft account. If you have used this email address in your security settings, Please go to https://account.live.com/proofs/Manage, sign in and provide an alternative email address for your "recover" account.
You are being prevented from completing the sign up due to the security settings on your Microsoft account. Please go to ...
You are being prevented from completing this action because one of the aliases you are trying remove is set as your account's ...
You are being prevented from completing this action because the alias you are trying remove is set as your 'Default' email ...
You are being prevented from completing this action because the email address you are trying to add is used by an existing ...
You are being prevented from completing this action because the email address you are trying to add is used in the security ...
You are being prevented from completing this action because the email address you are trying to sign-up with is used by an ...
You are being prevented from completing this action because this alias has to be removed manually from your Microsoft account. ...
You are being prevented from completing this action because you have already changed your domain. You are not allowed to ...
You are being prevented from completing this action because you have used the maximum number of allowed aliases on your Microsoft ...