Fix Windows Live Mail 0x800CCC90 error with these steps

If your POP3 server or mail server is not configured properly, you may encounter the Windows Live Mail 0x800CCC90 error. The issue can be with your mail server or the mail client files may have been corrupted.

Several users have reported similar errors in the Microsoft community as well:

My husbands Windows Live Mail keeps showing this error message.
‘Unable to send or receive messages for the *** ***** account
An incorrect password was entered
The next time you send or receive messages, you’ll be asked to enter your user name and password for this account
Server error :0x800CCC90

If you are also troubled by this error, here are a couple of troubleshooting tips to help you resolve Windows Live Mail 0x800CCC90 error in no time.

How do I fix Windows Live Mail 0x800CCC90 error?

1. Delete multiple accounts

1. Start the Windows Live Mail client.
2. Open the account you want to remove.
3. Right-click on its header and select Remove Account from the context menu.
   • A pop-up will appear asking to confirm the action.
4. Click on Yes to remove the account.
5. Now repeat the steps with all the accounts but the one you use primarily.
6. Close and launch the app again. Try accessing the account and check for any improvements.

2. Change Internet Options settings

1. Press Windows Key + R to open Run.
2. Type control and click OK open the Control Panel.
3. Click on Network and Internet.
4. Select Internet Options.
5. On the Internet Properties window, open the Security tab.
6. Select Trusted Sites under Select a zone to view or change security settings.
7. Click on the Sites button.
   
8. In the Trusted Sites window,  add your URL with a wild card.
9. Uncheck Require server verification (https:) for all the sites in this zone box.
10. Click OK to save the changes.
11. Start the Windows Live Mail app and add the account and check for any improvements.

You can’t open Control Panel? Take a look at this step-by-step guide to find a solution.

3. Repair Windows Live Mail client

1. Press Windows Key + R to open Run.
2. Type control and click OK to open Control Panel.
3. On Control Panel, go to Programs > Programs and Features.
4. Select Windows Essentials or Windows Live Mail if you have installed the app manually.
5. Click on Change/Uninstall.
   • This will open the Windows Live Mail repair tool and uninstaller.
6. Click on the Repair all Windows Live Program option.
7. Windows will now scan the Windows Live Mail files and try to repair them if required.
8. Once the repair is done, close the Control Panel and start the email client. Check if the Windows Live Mail 0x800CCC90 error is resolved.

The Windows Live Mail 0x800CCC90 error usually occurs due to incorrect configuration or if the Windows Live Mail client is corrupted. Follow all the steps in this article to resolve the issue.

If you know of any other way to solve this problem, share it in the comments section below so that other users can try it, as well.

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