Send/Receive Error Outlook: Get Top 7 Solutions At Your Fingertips
August 5, 2019
outlook won't open
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March 3, 2020

Outlook error 0x800ccc0e originates when there is some issue with MS Outlook, Outlook Express, or Windows Mail. It shows up with an error message stating “The connection to the server has failed. Account: ‘your_account’, Server:’your_SMTP_server’, Protocol: SMTP, Port: 25, Secure (SSL): NO, Socket error: 10061, Error Number: 0x800ccc0e.”

Although the problem is pretty common, there are numerous ways to fix it. To know more about its troubleshooting techniques, make sure to follow the guide provided below. 

What Causes Outlook Error 0x800ccc0e?

Before solving the error, we will be talking about the reasons that may result in this issue. 

  • Duplicate accounts
  • SMTP server settings
  • Email configuration settings 
  • Network Connectivity 
  • Security Application Dispute
  • Antivirus Software

How to Fix Outlook 0x800ccc0e?

First of all, try to re-run the Outlook application again and check if it resolves the issue for you or not. If the problem persists, try following the solutions given below and implement the suitable one.

Fix 1: Repair Outlook

Repairing Outlook application has solved the issue for many and hopefully will do the same for you. To do so, follow the steps given below.

  • Go to Start and then Control Panel. Click on Programs and Features. Then look for “Microsoft Office 365” and click on it. 
  • Navigate to Program and Features and click on Change located at the upper side. Click on Repair. Follow the instructions that are appearing on your screen. 
  • Restart the Outlook. Once done and then check if the issue is resolved.

Fix 2: Remove Duplicate Accounts

As mentioned earlier, removing duplicate accounts is another way to acquire an easy fix from such an error. Here is how you can do so.

  • Open Outlook and go to its menu. From there, select Tools.
  • Again, navigate to  Accounts>Mail tab. Click on any duplicate accounts, if available. Click on Remove. 

Fix 3: Verify the Server Requirements

You can also try verifying the server requirements and ensure if it is the problem behind the occurrence of such an issue. To check the server requirements, implement the steps given below.

  • Launch Outlook and then go to File>Tools>Account Settings.
  • Within the  Account Settings, click on Email. Select your email account from the window that displays. 
  • Once you see a new window, click on More Settings. Open the Outgoing server tab and mark “My outgoing server (SMTP) required authentication” box. Press the Ok button.
  • Wait for the process to get finished successfully. Open Outlook again and check if the error is fixed or not.

Fix 4: Try Different Server Port Number

There is also a chance that the problem is occurring due to your port number. Hence, it is recommended to change the server port number by following the steps given below.

  • At first, start the Outlook and then go to File>Tools>Account Settings.
  • Within the Account Settings, go to the E-mail tab and select your account once a list appears. 
  • Once the email account opens, click on More Settings. This will open the Internet E-mail Settings window for you. 
  • Go to the Advanced tab, and make the SMTP port number 587. Click the Ok button.

Fix 5: Remove Stuck Message from Outlook

Many times, the accumulation of stuck messages within Outlook can generate this issue as well. In order to fix it, you can try removing those stuck messages from Outlook by following the steps given below.

  • Open Outlook and go to Work Offline Mode from Send or Receive tab. Select Work Offline Mode. 
  • Now, move to the Outbox folder and move those messages to the Drafts.
  • Lastly, remove the messages from the Outbox folder.

Fix 6: Disable Firewall

Besides, you can also confront this issue because Firewall is blocking your “outlook.exe”  file from running. To fix it, try disabling the Firewall by following the steps given below.

  • Go to Start and then Control Panel. Click on System and Security and select Windows Firewall.
  • On the left of your screen, you will be able to see an option “Turn Windows Firewall On or Off”.
  • Click on “Turn Off Windows Defender Firewall (Not Recommended)” and click the Ok button. 

Fix 7: Increase the Server Timeout

For many users, the problem can be easily resolved by increasing the server timeout. This can be done by following the steps provided below.

  • Open Outlook and then go to File. From there, click on Info>Account Settings>Account Settings.
  • Choose your account and click on the Change option. Click on More Settings>Advanced tab.
  • Make sure to keep increasing the server time out till the error resolves. 

Fix 8: Launch Outlook in Safe Mode

You can also try launching the Outlook in Safe Mode to acquire an easy fix from this error. Here is how you can do so.

  • Go to the search bar of Windows and type “outlook.exe/safe”. Press the Enter button. 
  • This will start the Outlook in safe mode for you. Now, check if the error is resolved or not. 

Fix 9: Install the Outlook Once Again

If the problem persists even after following the above fixes, then maybe it’s time to install the Outlook again. Here is how you can do so.

  • Go to Start and open Control Panel. Click on Program and Features. 
  • Select Microsoft Office 365 and click on the Uninstall button. 
  • In doing so, you will see an Uninstallation wizard. Follow the instructions appearing on your screen and wait for it to complete. 
  • Install Office again for a brand-new Outlook. Create your new Outlook account and try sending emails again. 

Moreover, check your internet connectivity and see if it is strong enough or not. As many times the error arises due to a poor internet connection. If you see an email that looks suspicious to you, then remove them as well. These were some of the techniques by which you should be able to fix Outlook error 0x800ccc0e easily. 

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