How to Import MBOX to Outlook 2021 – Free Guide

It is common that users or organizations always use the best or most advanced email client to get their jobs done. MBOX is a well-known file format used by more than 20 email applications including Thunderbird, Mac Mail, Google Takeout, and many more.

Undoubtedly, Outlook is the most popular email client, and recently launched the latest version of Outlook 2021. This new edition comes up with many advanced features that catch users’ attention. Because of this, many users want to import MBOX to Outlook 2021.

Now, let us know how to import MBOX file to Outlook 2021.

In the section below, we will discuss two methods which are the quick method and the manual method via configuration.

At the end of the blog, you can pick any of the methods that suit you best to open MBOX file in Outlook 2021.

Quick and Recommended Method to Import MBOX File to Outlook 2021

MBOX file conversion tool lets you import MBOX to Outlook 2021 instantly and effortlessly. The software provides support to convert MBOX to PST file format, which can be easily imported to Outlook 2021 email client. Because Outlook supports importing the PST file.

It enables you to transfer multiple MBOX files in a single go. The tool migrates MBOX emails including their attachments in their original form. Plus it has no size limitations so you do not have to worry about the large size of your mailbox.

The most important thing about the software is that it works with all MBOX files generated or exported from any supported application. You can extract phone numbers from MBOX file as well as extract attachments from MBOX file with this tool. Moreover, the tool has an auto-detect option that detects the data from configured default MBOX-supported email applications.

The software also works as MBOX migrator that helps you to directly upload MBOX to Office 365 account, MBOX to Gmail account, and other cloud email services.

You can successfully download and install on the latest Windows 11 and other versions to import MBOX file to Outlook 2021.

Steps to Import MBOX to Outlook 2021 Automatically are:

Step 1. Run the MBOX file converter tool and go to Open. Click Email Data Files and select MBOX files.

Step 2. Preview emails, click Export, and select PST file format.

Step 3. Now, choose the path to store output and click the Save button.

Done! The process starts immediately and in just a few seconds you will get PST file from the selected location on your system.

Also, watch the video below and know the step by step process of importing MBOX file to Outlook.

Now, you need to upload the resultant file into MS Outlook 2021 to complete the task. Here are the steps for the same.

Import PST File to Outlook 2021

Step 1. First, open the Outlook 2021 application and go to the File tab.

Step 2. Next, go with Open & Export and select the Import/Export option.

Step 3. Here, select “Import from another program or file” and click Next.

Step 4. Now, click on the “Outlook Data File (.pst)” option.

Step 5. Next, browse the PST file to import and hit on the Next button.

Step 6. Select the folder you want to import from.

Step 7. Lastly, click on the Finish button.

That’s it. This is the most successful and secure way to import MBOX file to Outlook 2021 email application.

How to Import MBOX to Outlook 2021 Manually?

There is no manual method that helps you directly upload MBOX file to Outlook 2021. However, via Gmail configuration, you can open MBOX file in Outlook.

To start the process, first, you have to import the MBOX file in Thunderbird or other email applications which supports the MBOX format. After configuring Gmail to Thunderbird and then configuring Gmail to the Outlook application.

Follow the steps below to achieve this:

Phase 1: Gmail to Thunderbird Configuration

1. Login to your Gmail account and go to Settings.
2. Here, click “Forwarding and POP/IMAP” and “Enable IMAP”.
3. After that open your Thunderbird application and go to “Account Settings”.
4. Click on “Account Actions” and select the “Add Mail Account” option.
5. Enter your Gmail account login id and password.
6. Now, the Gmail login window will appear, here enter credentials again.
7. Hit on “Allow” to proceed with the import MBOX to Outlook 2021 process.
8. Click OK and you are done with the configuration.
9. After, import MBOX to the Thunderbird account via the ImportExportTool NG plugin.
10. Copy emails from the MBOX file and paste them into a folder in your Gmail account. (Creating a new folder to paste emails is recommended).

Phase 2: Gmail to Outlook Configuration

• Start Outlook 2021 application and click on “File”.
• Click “Info” and select “Add Account”.
• Now, enter your Gmail account credentials and hit on Connect.
• Here, you will get all Gmail emails in your Outlook 2021 account.
• Drag the folder to your Outlook folder.

Done! This is how you can import MBOX to Outlook 2021 manually. However, this manual method has some limitations as well.

Disadvantages/Limitations of the Manual Method

• You cannot import multiple MBOX files at the same time
• No option to transfer only selected emails
• The folder structure is not preserved
• Takes many hours to complete the task
• Likelihood of data loss or corruption

Final Words

If you are looking for a solution to import MBOX file to Outlook 2021 then this blog has discussed the best methods for you. Here we will mention the manual method which is tedious and doesn’t work if you want to import multiple MBOX files. So, we also recommend the safe and automated MBOX file conversion wizard to help you import MBOX to Outlook 2021 along with all email attachments.
Still any doubt? Download the tool for free and test the whole work and features of the software.

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