Logo
Submit a request
Sign in
Issues Sending or Receiving Emails
  1. Mailbird
  2. Troubleshooting
  3. Issues Sending or Receiving Emails
Follow New articles New articles and comments
  • How to prevent Windows 10 Defender from blocking Mailbird
  • Emails fail to send / Sending error/ Emails stay in drafts
  • I can't receive or send emails anymore
  • How to prevent Windows 11 Defender from blocking Mailbird
  • Request is throttled. Suggested backoff time ... issue
  • Microsoft 365 - SMTP authentication unsuccessful error when sending emails
  • Yahoo/AOL/AT&T/Verizon account is not downloading/syncing messages
  • Cannot send emails / Error sending email / Emails go to drafts
  • When I reply an email, it disappears from the Inbox
  • "Server authentication failed" message (Yahoo, Hotmail, etc)
  • Error sending mail from AOL
  • Error sending mail: 'A call to SSPI failed, see inner exception'
  • Issues sending email from Google Workspace/Apps/Suite domain alias
  • Long delay in checking incoming email
  • Proxy or firewall blocking Mailbird
  • Why am I getting a server certificate error?
We strive to make your email experience fly!
facebook twitter instagram linkedin youtube
LEARN MORE
  • Features
  • Pricing
  • Blog
COMPANY
  • About
  • We’re Hiring!
  • Press
  • For Business
  • Mailbird for Mc
  • Testimonials
SUPPORT
  • Help Center
  • License Key Retrieval
  • Become an Alpha tester
  • Unsubscribe from Newsletter
SETUP
  • All IMAP and SMTP settings
  • Gmail.com IMAP SMTP
  • Outlook.com IMAP SMTP
  • Office365 IMAP SMTP
  • Yahoo.com IMAP SMTP
  • Godaddy email IMAP
BEST ALTERNATIVES
  • Best Gmail App
  • Best Alternative to Outlook
  • Best Alternative to Thunderbird
  • Best Alternative to Windows Mail
mailbird logo
© Copyright 2012-2021 Mailbird™ All Rights Reserved.
Terms of ServicePrivacy PolicySitemap
Made with

Mailbird for Mc is coming

Sign up to get early access!

Thank you! we will notify you with updates about Mailbird for Mac

close