Updated on September 6th, 2023
Summary: When users face Outlook error code 0x80070021, that leads to stop them from copying or backing up their Personal Folders file (PST) file from its default location to another folder, volume, or external drive. So here, we will explain the various solutions to resolve error 0x80070021. Moreover, we will also include an automated Outlook PST Repair Tool to repair the above error in just a few clicks. Download Now Purchase Now
MS Outlook is a desktop-based email client facilitated by Microsoft Suite, which is worldwide popular for its features and capabilities. It is an excellent email client that allows users to send and receive emails and perform tasks, to-do lists, notes, journals, calendars, and so on. However, there is also a disadvantage of Outlook that it can occasionally experience errors, just like any other software application. Therefore, let’s move ahead to study the scenarios that lead to error 0x80070021 in Outlook.
There are many reasons for Outlook Error 0x80070021, so here we are describing some of them.
These are some common reasons that can generate 0x80070021 Outlook errors. So let’s move forward to learn the method that can help you to solve this issue.
On the internet, you find many solutions, but here, we are providing you with the most relatable ways to fix error 0x80070021 in Outlook.
The other reason for this error is that Outlook might be running in the background even after it is closed. So, to fix the Outlook error 0x80070021, try to close Outlook.
By applying the above method, you will be able to resolve error 0x80070021 in MS Outlook. If you are still facing the same issue, you should move to the next solution.
It is another reason to face error 0x80070021 that the process cannot access the COM Add-in, which may prevent Outlook from closing completely. That means it forces Outlook to leave behind a background process even if the application is closed. Hence, uninstall the COM Add-in that can trigger the error code 0x80070021.
Now open your Outlook and check whether the error 0x80070021 Windows 10 is solved.
Outlook PST Repair Software is a proficient and reliable tool to repair corrupt and inaccessible PST files. This tool offers three different modes for scanning the PST files, such as Standard, Advanced, and Deep, to restore or repair Outlook and fix Common Outlook errors.
In short, the above article explains the reasons and methods to resolve Error 0x80070021 in MS Outlook without losing any data. We have described several manual procedures that can fix this issue, But still, if you face this error in Outlook, then we suggest you use the professional solution, which is a one-stop solution for your requirement.
About The Author:
Suman Rawat is a technical content writer and expert in the fields of email migration, data recovery, and email backup. Her passion for helping people has led her to resolve many user queries related to data conversion and cloud backup.