Troubleshoot Outlook Error 0x800ccc0f Connection to Server Interrupted

  

Anjali Rawat   
Published: April 21st, 2026 • 5 Minutes Reading

Today, Outlook is one of the most popular email clients for many workplaces as well as for personal use. Since it is a desktop email client, users can manage all their data items and can access them without the internet. However, sometimes you find bugs that create roadblocks between jobs. Outlook error 0x800ccc0f connection to server interrupted is one such error, where an unexpected problem indicates some interference with the connection to the server. In the following article, we will discuss the reasons behind this error and the Outlook error 0x800ccc0f resolution process.

Why Does Error 0x800ccc0f Occur in Outlook?

To troubleshoot this error, you must first understand what caused the error to occur. This can be caused by:

• An unstable internet connection or network connectivity issues often disrupt the connection between Outlook and server.
• Oftentimes, corrupted Outlook server or profile misconfiguration may also cause this error.
• Security software like Antivirus or Firewall may be blocking Outlook’s connection to email servers.

Check the exact issue first and then go further to fix the 0x800ccc0f error. In the following sections, we will discuss ways to fix Outlook errors.

Solution 1: Check the Connection of Internet

First of all, check your internet connection. To do this, type the URL of any website in a browser window, if it does not open, there is a problem with the Internet. You will need to troubleshoot your network connection to resolve this issue. To do this:

1. First, right-click on the Wi-Fi connection sign or Ethernet cable connection
2. A window will pop up, then click “Troubleshoot” and then fix the problem.

Solution 2: By Disabling Windows Firewall & Anti-virus

If the internet is working fine, you need to disable antivirus and Windows Firewall to fix Outlook error 0x800ccc0f by following the steps here.

1. Firstly, go to Start then, to Control Panel and after that to “Network Connection”
2. Now, Right-click on Internet Connection and select the option of “Properties”
3. Go to the “Security” tab and there switch off the Firewall.

Now add the incoming POP server name (pop.gn.apc.org) and outgoing SMTP server name (smtp.gn.apc.org) to the Outlook email account, you need to follow the steps mentioned below.

1. Firstly, go to Outlook >> Tools >> E-mail Accounts >> View or change existing e-mail accounts >> Next. Click on “Add” in E-mail Accounts dialog box
2. Then, click on POP3 and then on “Next”
3. Now, you need to type in the correct information for POP3 mail server and after that click on “Next” and finally on “Finish”
4. Check the Setting once you made the changes.

Each version of Outlook has different settings, so please read how to change your profile settings, as any wrong changes to the settings could make things worse.

Also Read: How to Recover Deleted Emails from Outlook PST File?

Solution 3: Run Outlook in Safe Mode

If you still receive the error message “Outlook error 0x800ccc0f connection to server interrupted”, run Outlook in safe mode. To start your MS Outlook in Safe Mode:

1. First, go to the Start menu
2. Then, search for Outlook.exe/safe in the search box
3. Lastly, click OK when finished

Solution 4: Utilize ScanPST.exe Tool

If the Outlook error 0x800ccc0f connection to server interrupted persists, there may be a problem with the PST or OST file. You can repair files with the help of Microsoft’s built-in tool, scanpst.exe (Outlook Inbox Repair Tool).

1. First and foremost, close MS Outlook on your system
2. Next, locate ScanPST and launch the tool
3. Then, browse and select your data file
4. After that, click on “Start” and repair the errors found.

However, if no manual solution seems to work for you, check out the professinoal solution we have mentioned in the next segment of this article.

Summing Up

Undoubtedly, the popularity of Outlook is increasing every day, but sometimes unwanted errors appear that cause inconvenience to users. In the article above, we have discussed the best ways for troubleshooting Outlook error 0x800ccc0f connection to server interrupted.