[Solved] How to Fix Outlook Sending Reported Error (0x800CCC0F) Connection Interrupted

Microsoft Outlook users encountered error 0x800CCC0F while sending or receiving email. The detail error message as below:

Sending or Receiving reported error (0x800CCC0F): The connection to the server was interrupted. If this problem continues, contact the server administrator or Internet service provider (ISP).

The following simple workaround steps help you to resolve the error in Microsoft Outlook.

Table of contents

Workaround 1: Remove network card driver from Device Manager
Workaround 2: Disable Dell pre-installed software

Workaround 1: Remove network card driver from Device Manager

Step 1: Go on Start and search for Device Manager.

Step 2: Expand the Network adapters, right-click on the NIC driver to select Uninstall device option from the context menu.

Step 3: After the NIC driver uninstalls completed, reboot your PC.

Step 4: Windows will reinstall the NIC driver.
Source:
Microsoft Community > The connection to the server was interrupted – (0x800CCC0F)
Microsoft Community > Sending reported error (0x800ccc0f): The connection to the server was interrupted. If this problem continues, contact your server administrator or ISP

Workaround 2: Disable Dell pre-installed software

Step 1: Press Windows key + R to open a Run dialogue box.

Step 2: Type services.msc and click the OK button.

Step 3: Locate Rivet Dynamic Bandwidth Management and SmartByte Network Service from the list of services, right-click on it, and choose Properties from the context menu.

Step 4: Click the Stop button and change the Startup type to Disable.

Step 5: Restart your PC.

Source: Dell Community > 0x800ccc0f error outlook 2019 – works wired, error wireless