Fix Outlook Error Code 0x800CCC90

This post provides solutions to fix Outlook error 0x800CCC90. This error can occur if users have added multiple POP3 accounts to their Outlook profile and the account cannot send or receive emails. This is usually a problem with the mail server and the error message reads:

Outlook Send/Receive Progress: Receive Report Error (0x800ccc90): The incoming mail server (POP3) reported an internal error.

What Causes Outlook Error 0x800CCC90 in Windows 10/11?

This is a very unusual error and there is no specific reason why it might occur. However, here are a few possible reasons why this Outlook error might occur while sending or receiving emails:

• POP3 connection limit
• Port blocked by ISP
• Incorrect login credentials
• Interference due to an external application

Fix Outlook Error Code 0x800CCC90

You can fix send/receive error code 0x800CCC90 in Outlook by following these tips:

1. Create new send/receive groups
2. Use the Outlook Inbox Tool
3. Delete and re-add your account
4. Restore Outlook

Now let’s look at them in detail.

1]Create new send and receive groups

To fix Outlook error code 0x800CCC90, split your POP3 account into smaller groups. Then connect to these groups separately. This will make the process of sending and receiving emails easier. Here is how you can do it:

1. Open Microsoft Outlookswitch to send/receive and click on Send/Receive Groupsand then “Define send/receive groups”.
2. Press New and enter a group name in the Send/Receive Group Name field.
3. Add an account to the group you created and check the Include the selected account in this group box.
4. Also, check the boxes next to “Receive Mail” and “Send Mail”.
5. Press Download complete item including attachments and choose OK.
6. Now, to send and receive emails using the created group, click send/receive and then to the name of the group for sending messages.

2]Use the Outlook Inbox Tool

Microsoft Outlook offers a built-in inbox repair tool. This tool scans all Outlook data files and checks if they are working properly. Here’s how to use it:

• Browse to the next folder according to your version of Outlook.
  • 2021/19: C:Program Files (x86)Microsoft OfficerootOffice19
  • 2016: C:Program Files (x86)Microsoft OfficerootOffice16
  • 2013: C:Program Files (x86)Microsoft OfficeOffice15
  • 2010: C:Program Files (x86)Microsoft OfficeOffice14
  • 2007: C:Program Files (x86)Microsoft OfficeOffice12
• Run the EXE file and select Browse to select the .pst file you want to scan.
• Once you have selected your Outlook data file, click Start.
• If it scans for any errors, click on Repair fix them.
• Once the procedure is complete, start Outlook using the newly recovered Outlook data file.

3]Delete and re-add your account

If the error persists, try deleting and adding your Outlook account again. This may fix temporary errors and issues you may encounter. Here’s how to delete your account:

• Open Outlook and click on file.
• Press Account Settingschoose account you want to delete and click on Remove.
• Now add this account and check if the issue is still there.

4]Restore Outlook

If none of these steps worked for you, consider restoring Outlook. This is known to help most users get rid of this error. Here’s how to do it:

1. Press Windows Key + I open settings.
2. Press Apps > Apps & Features.
3. Now scroll down, click on office products you want to repair, and select modify.
4. Click Online Repair and follow the instructions on the screen.

How to fix error 0x800ccc92 in Outlook?

Error 0x800ccc92 in Outlook makes users unable to send or receive emails. This issue mainly occurs if the user has entered incorrect login credentials. However, making some changes to the server settings may solve the problem.

An Outlook data file, also known as a .PST file, contains messages and other items that are backed up on your device. It is also known as the inbox repair tool and can diagnose and fix errors. To repair the PST file, follow the steps given above.

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