Mailbird Not Sending Emails - [SOLVED]

Is your Mailbird not sending emails? There might be issues with the server settings, or the firewall/antivirus on your computer is blocking the access. Sometimes, this error occurs when there is an email outage. In such a case, check if you can access your emails from a browser. If there is no email outage, verify that no firewall or antivirus software is blocking the Mailbird app on your computer. Also, make sure that your Mailbird is up-to-date. To troubleshoot your Mailbird further, keep reading the instructions below.

  • Step 1: On your computer, launch the Mailbird app by double-clicking its shortcut icon on the desktop.
  • Step 2: Click the Menu button and select Settings.
  • Step 3: Navigate to the left-side panel and click the Identities tab.
  • Step 4: Give a double-click on your email account and click the Test connection button to check the incoming and outgoing server settings.
  • Step 5: If any error states that the Mailbird not sending emails, click the Open settings button.
  • Step 6: Under Edit identity, ensure that you have entered the correct email address in the Email field.
  • Step 7: Verify the incoming mail server settings (POP3/IMAP) and the server port as well.
  • Step 8: Check if you have entered the correct outgoing mail server name in the SMTP field.
  • Step 9: Also, check the login credentials in the Username and Password fields.
  • Step 10: In case you have selected TLS or SSL, change the encryption type to STARTTLS and enter the correct server port in the Port field.
  • Step 11: Next, select the Requires authentication checkbox and click OK.
  • Step 12: Restart the Mailbird app and send a test email to check if the problem has been resolved.
  • Step 13: If your Mailbird is still not sending emails, remove and re-add your email account.
  • Step 14: For remote assistance, click the Call button on this page and contact our technical experts to fix this Mailbird not sending emails.
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