Outlook Mac Error Code 3259 Imap

Perform the following steps that Outlook Mac Error Code 3259 Imap settings.

outlook mac error code 3259 imap
  • Step : 1 The Outlook mail in Mac Error Code will read error 3259.
  • Step : 2 It means:
    • An Operation in the server Timed Out Fixed.
    • The server may be down.
    • The server is overloaded.

The solution is quite simple

  • Step : 1 Launch your Mac and open the browser.
  • Step : 2 Open the Outlook mail.
  • Step : 3 Open the IMAP settings on your Mac.
  • Step : 4 Open File and click System preferences.
  • Step : 5 Choose the existing IMAP account and make changes.
  • Step : 6 It is necessary to change your incoming server port number from 465 (Secured Shell) to 587 (Transport Layer Security) or 25 (No Encryption)
  • Step : 7 Click Save settings.
  • Step : 8 Restart Outlook mail and check if the error has been fixed.


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