Fix 0x8004210B Error Message in Microsoft Outlook : Easy and Quick Ways

admin | February 22nd, 2018 | Windows Outlook

How to Resolve 0x8004210b Error Message in Microsoft Outlook?

Microsoft Outlook is the widely used email application, which is used for sending and receiving the emails. But, sometimes it shows an error message 0x8004210b while users are trying to send or receive an email message. There are many users searching for a relevant and easy solution to resolve 0x8004210B error message in MS Outlook and there might be several reasons for receiving an error code 0x8004210B. The whole message looks like:

"Task ‘’ reported error (0x8004210b): ‘The operation timed out waiting for a response from the sending (SMTP) server. If you continue to receive this message contact your server administrator or Internet Service Provider (ISP)."

This Outlook error 0x8004210b usually means the remote server that stores emails, for example, a work email address like Gmail or Hot-mail email address takes very long time to retrieve new emails or send new emails. There are many people who are using Outlook application, has the experience to get reported an error message while using this email service. Therefore, it is necessary to get rid of this problem as soon as possible. By using this blog, you will get a reliable solution to resolve 0x8004210b error message in Outlook. Before resolving this error, let’s discuss the reasons for this error and its symptoms.

Symptoms of Error Code 0x8004210B

The Outlook 0x8004210B error messages can appear during the installation of the program, while the Microsoft Outlook is running, during the Windows startup or shutdown, or even during the installation of the Windows OS. So, there are some symptoms given, which will show you the error messages 0x8004210B will arise.

  • Error 0x8004210B arises and it crashes the active program window.
  • Your system damage with Error 0x8004210B when running the same program.
  • When you get an error message Task – Sending reported error (0x8004210B).
  • Windows runs sluggishly and responds slowly to mouse or keyboard input.
  • Your computer periodically freezes for a few seconds at a time.

Before going to the solutions to resolve 0x8004210b error message, let us first know the causes for this Outlook error.

Reasons behind the Outlook Error 0x8004210B

The Outlook Error 0x8004210B can be caused by a variety of factors. Some of the main causes are discussed below:

  • Incomplete installation or corrupt download of MS Outlook software.
  • When corruption in Windows registry from a recent Outlook related application will install or uninstall.
  • Corruption in Windows system files or Outlook related program files because of virus and malware infection.
  • When any another program has maliciously or mistakenly deleted the Microsoft Outlook related files.

How to Resolve 0x8004210B Error Message in MS Outlook?

In order to resolve this Outlook error code 0x8004210B, perform these following steps:

  1. First of all, repair registry entries associated with error 0x8004210B.
  2. Now, conduct a full malware scan of your system.
  3. Clean out your system junk (Temporary Files and Folders) with disk cleanup tool.
  4. After that, update your PC device drivers.
  5. Then, utilize Windows system restore to Undo the recent system changes.
  6. Now, uninstall and reinstall the MS Outlook program associated with error 0x8004210B.
  7. Then, run the Windows System File Checker “sfc /scannow” .
  8. Next, install all available Windows updates.
  9. Finally, perform a clean installation of Windows.

As some users want a quick and hassle-free solution to resolve 0x8004210B error message when got stuck while working with MS Outlook application. So, it is recommended to find a perfect solution to troubleshoot this Outlook error. Such an automated tool is discussed in the next section.

A Professional Tool to Troubleshoot Outlook 0x8004210B Error

If the above mentioned manual method fails to resolve the Outlook errors and it still shows an error message 0x8004210B. Then, it is required to opt a third-party tool to eliminate errors, repair corrupt files, and to produce fresh files. This tool is user-friendly and it offers ingenious features to remove the Outlook errors and repair the corrupt files. This software is designed to fix the corrupt files of Microsoft Outlook. The software follows a simple and quick process to fix an Outlook error code 0x8004210B.

In this article, we have discussed different causes that can lead the above-stated error code and many symptoms of this error message. Then, we learned how to resolve 0x8004210B error message in Outlook application. This Microsoft Outlook error code 0x8004210B is the very common issue faced by several Outlook users. Though, they can try to fix this error manually or with the help of a third-party tool.