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If the manual approach fails, it may indicate that the PST file is corrupt, and more advanced software is needed to repair it. Fix Outlook Not Opening After Windows Update The Advik PST Repair Tool is an effective solution that can repair corrupted or damaged PST files. Using this tool, you can easily fix the 0X800CCC0E error in Outlook.

Tip 5. Check firewall configurations

So far, we have discussed, common causes of 0X800CCC0E Outlook error. Furthermore, we have discussed two efficient mechanisms, one is manual and the Outlook OST vs PST repair other is an automatic method. In addition, the automated method is more efficient and has faster execution, wider functionality, error-free conversions, and a more intuitive overall experience. After the repairing process has been done, Repairit allows you to preview the items it has restored. If you're satisfied with the results, save your repaired files by clicking the "Save" button. Doing this might restore the functioning of Outlook again, however, if that doesn’t work follow other methods as mentioned in the article.

Sometimes any kind of outlook error 0x800ccc0e outlook send receive error 0x800ccc0e may occur when your antivirus software installed is inclusive of the email scanning feature.Go to your outlook applications outbox and check for any pending email messages.At last, a PST file repair tool has been recommended for you when all the other methods aren’t the reason for the occurrence of outlook error 0x800ccc0e cannot connect to a server error.If the outgoing port number is incorrect or blocked, you may face the error outlook error code 0x800ccc0e.Follow these quick steps in sequence and get rid of your outlook error 0x800ccc0e cannot connect to the server.This blog lists a few reasons behind this error and outlines some methods to resolve it.Using this tool, you can easily fix the 0X800CCC0E error in Outlook.

Outlook PST Password Recovery Tools: Top 5 Picks of 2025!

Sometimes any kind of outlook error 0x800ccc0e outlook send receive error 0x800ccc0e may occur when your antivirus software installed is inclusive of the email scanning feature. You have to do some additional configurations for using outlook express with antivirus software. Understanding these causes is essential for effective 0x800CCC0E troubleshooting. Increasing the server’s timeout settings may prevent the occurrence of outlook error 0x800ccc0e. A wide number of outlook error 0x800ccc0e and others can be avoided by adjusting the server timeout settings. Even though the above-mentioned methods are helpful, they may not be sufficient in resolving the IMAP error 0x800CCC0E if your PST file is severely corrupted.

Method 3: Clear the stuck messages from the Outbox folder

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Method 4: Change the SMTP server settings

In this article, we will be going through common Outlook errors, their causes, and their solutions. If the outgoing port number is incorrect or blocked, you may face the error outlook error code 0x800ccc0e. You can try changing the port to fix MFA prompts not working either 2525 or 587 to resolve this error code. Nowadays, many internet service providers are blocking some of the default outgoing port numbers to prevent it from viruses and spam.

Tip 1. Check the Internet connectivity

I am using Microsoft 365 with Windows 11 Home and Windows Defender. Variations in steps can be observed according to the version of the outlook you may be using. Using appropriate utilities can help address some indirect causes and significantly enhance the entire Outlook performance. To avoid Outlook errors in the future, use these automated tools regularly. Restart your router or switch to a different network to test the connection. After downloading and launching the Wondershare Repairit for Email, click "+Select File" to add your corupt PST file.