How to remove Outlook error 0x800ccc18

Outlook plays a very important role in sending and receiving email messages offline within the same server or to other location. This application is the back bone of the corporate sector. To use this application you need to create an account on Microsoft Outlook. But sometimes when you try to logon to the Outlook using your user ID and password then it rejects your request of logon to the application and gives you Outlook error 0x800ccc18 on the screen. It happens due to the reason that you have selected the Secure Password Authentication checkbox for your Outlook account. It is a very critical issue that you cannot use your Outlook application properly. So go through some manual method to get rid of this issue or you can also use Outlook PST Repair Tool to fix the problem automatically.

Compatible with Outlook 2000, 2002, 2003, 2007, 2010, 2013 and supports Windows 8, 7 (32-bit/64-bit), Vista (32-bit/64-bit ), 2003, XP, 2000, NT4 (SP6).

Symptoms –

When you get the Outlook error 0x800ccc18 on the screen then it typically comes to you in the form of the following statement;

“Unable to logon to the server using Secure Password Authentication. Account: ‘xtra.co.nz’, Server: ‘pop3.xtra.co.nz’, Protocol: POP3, Server Response: ‘-ERR an authentication mechanism MUST be entered’, Port: 995, Secure (SSL): Yes, Server Error: 0x800CCC90, Error Number: 0x800CCC18”.

Causes –

The most common cause for the prompting of Outlook error 0x800ccc18 or Outlook error code 0x800ccc18 is that your attempt to logon to the Outlook using Secure Password Authentication.

Solution –

Go through the following method to fix the problem manually:

  1. Click on the Tools and select Email Accounts.
  2. Click on the “view and change existing email accounts”.
  3. Click on the change after highlighting your email account.
  4. You have to make sure that logon using Secure Password Authentication (SPA) is not selected.
  5. Click on the next button and then click on finish.

The above manual method will surely help you to get rid of the situation when Outlook error 0x800ccc18 comes to the computer. But one thing you have to keep in your mind that this is a manual method that requires a deep technical knowledge to fix the problem. So you should use Outlook PST Repair Tool to fix this issue automatically.

Compatible with Outlook 2000, 2002, 2003, 2007, 2010, 2013 and supports Windows 8, 7 (32-bit/64-bit), Vista (32-bit/64-bit ), 2003, XP, 2000, NT4 (SP6).

Outlook PST Repair Tool is the most recommended tool that is specially designed to remove the error issues in Outlook application. With the help of this tool you can repair the corrupt PST files as well as enhance the performance of the application.


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