AOL Mail Error 604

How To Fix AOL Mail Error 604?

AOL Mail, otherwise known as AIM Mail, is a free Webmail service. It is simple to work with as it does not require any software or special apps to access the emails. You can access your AOL Mail account from a web browser on any device having an Internet connection. But the AOL Mail service may not be operating well all the time. When you see the error 604 while accessing your email account, there could be various reasons for it. Continue reading to know the solutions to fix the AOL mail error 604.

Solution-1: Check The Internet Connection

  • Step 1:If the Internet connection is slow or weak, you cannot send or receive emails on the account.
  • Step 2:Open another page on the web to check if you have access to the Internet.
  • Step 3:If the device has no Internet service, restart it and reconnect it to the Internet.
  • Step 4:Access the AOL mail account and see if you can open it.

Solution-2: Verify The Mail Configuration

  • Step 1:If you are accessing your AOL Mail account on an email client app like Outlook or Thunderbird, sometimes the email configuration could be incorrect.
  • Step 2:Open the email client app on your computer.
  • Step 3:Go to the AOL Mail server settings section.
  • Step 4:Verify the Incoming and Outgoing mail server settings.
  • Step 5:The incoming mail server protocols can be IMAP or POP3.
  • Step 6:For the Outgoing mail server, the protocol is SMTP.
  • Step 7:Check the mail server authentication username and password.
  • Step 8:The mail server settings for AOL Mail are as follows:
  • POP3

    • Incoming mail server:
    • Port number: 995
    • Encryption: SSL


    • Incoming mail server:
    • Port number: 993
    • Encryption: SSL


    • Outgoing mail server:
    • Port number: 465 or 587
    • Encryption: SSL/TLS

Solution-3: Try A Different Browser

  • Step 1:If you face the error 604 while accessing the AOL Mail from a browser, use another browser to access it.
  • Step 2:If you are able to access the email account on the other browser, then update or reinstall the old browser to fix the AOL mail error 604.

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