Hi Robnz5,
Thank you for letting us know about the issues that you are encountering. No worries, we are here to help you resolve this matter. Since you are getting an error code, we can say that you are using a mail client. Could you provide us the mail client that
you are using when the error code was shown?
Also, can you try to access your Microsoft account via the web based Outlook.com directly at
https://mail.live.com then send a self test email to check whether you will receive it or not.
Also, please visit the solution article below:
Errors sending or receiving email
Should the issue persist, please do not hesitate to reply to this thread, so we can further assist you in resolving this matter.
Regards,
Francis S.