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<my username>@outlook.com doesn't work

Paul Berberich 0 Reputation points
2026-04-23T18:04:45.9166667+00:00

When I try emailing myself using <my username>@outlook.com, I get the error "A communication failure occurred during the delivery of this message."

Outlook | Web | Outlook.com | Email
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  1. John Jefferson Doyon 73,800 Reputation points Independent Advisor
    2026-04-23T18:41:05.1233333+00:00

    Hi, I'm John! I will help you with this.

    First, what exactly are you doing when you send the email? Are you sending from the same Outlook account to itself, or from a different account?

    That error usually points to a sending or server issue. Let’s check a few things:

    1. Where are you sending from? Outlook web, app, or phone?
    2. Does it happen with all emails, or only when sending to yourself?
    3. Can other people send emails to your address successfully?

    Quick checks you can try:


    Click "Add comment" to let me know.

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