Errors, bugs, problems, very troublesome, but all part of one’s computer experience. Some get solved and others remain unsolved. The most common errors we encounter are system errors. But for most of us, the most irritating of errors are the ones associated with email clients, like the Outlook express errors. Do not get discouraged if your errors aren’t fixed right away, the Outlook Express Errors help team is now here to assist you.

Outlook Express is a convenient email client. All users would have faced their share of Outlook Express errors and problems and contacted the help center. Most Outlook Express errors, though seem complicated, are very easy to solve, particularly if you can get help for your Outlook Express errors.

Here, we will discuss Error 0x800ccc79 which you may receive when you try to send/receive emails in Outlook Express. The error message may look like this-

“The message could not be sent because one of the recipients was rejected by the server. The rejected e-mail address was ‘account@domain.com’. Subject ‘example mail’, Account: ‘pop.domain.com’, Server: ‘smtp.domain.com’, Protocol: SMTP, Server Response: ’554 Service unavailable; Client host [xxx.xxx.xxx.xxx] blocked using sbl-xxxxxxxxxxxxx.org; http://www.xxxxxxxxx.org/query/bl?ip=xxx.xxx.xxx.xxx’, Port: 25, Secure(SSL): No, Server Error: 554, Error Number: 0x800CCC79”

Customers using NTT Mail Hosting over internet from other ISP can receive incoming mails without any Outlook Express errors, but can’t send e-mails because of the security policy. For sending mails, you need to set up SMTP Authentication in your email program.

Fix the Outlook Express errors

1. Open Outlook Express, and choose Tools and click Accounts.

2. On Mail tab, select your mail account and then click Properties.

3. To continue fixing these Outlook Express errors, go to tab Servers, select box “My server requires authentication”

4. Click ‘Apply’ and ‘OK’.

Now that you have followed these steps, the Outlook Express errors won’t trouble you. You can try sending or receiving emails to verify if the issue has been solved.