How to Import MBOX File to Gmail Account? The Ultimate Guide

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Updated on
May 22, 2025

4 minutes Read

Summary: User problem: “Recently, I shifted from Thunderbird to Gmail to increase accessibility and business productivity. Now, I want to move my Mozilla Thunderbird account data to Gmail. I have already backed up Thunderbird email account data into MBOX format. Now, I need a solution to import a MBOX file to Gmail. If you have a secure and trusted method, please suggest. 

Are you looking for or need an approach to save MBOX to Gmail? Then, you don’t need to look for it anymore. Here, we will explore manual as well as professional MBOX Converter for Mac ways to move MBOX files to Gmail. First, let’s understand the reasons for this process. 

Why Users Import MBOX to Gmail?

When you read this section, you will get to know why users prefer Gmail for email communication.

  • When it comes to productivity, many users prefer Gmail for its user-friendly interface and accessibility.
  • Since Gmail stores data in the cloud, you can access your account anytime, from anywhere, and on multiple devices simultaneously.
  • Its smooth integration with Google Meet also enables users to communicate and collaborate effortlessly, no matter where they are.
  • Additionally, Gmail is part of Google Workspace (formerly G Suite), giving users access to a suite of powerful tools like Google Drive, Docs, Sheets, and Calendar.

Different Ways to Import MBOX File to Gmail

In this section, you will learn about two techniques: manual and professional. The manual approach is full of errors and risks, which is why many users and large organisations tend to avoid it. Nevertheless, we will still provide information on the native method.

#1 Transfer MBOX to Gmail – For Free

In this technique, you need an email client that supports MBOX files, such as Thunderbird, Apple Mail, and more. Here, we discuss the method using Thunderbird.

  1. To begin this task, launch Mozilla Thunderbird – Email.
  2. After that, hit three horizontal lines (Menu) from the top – click Add-ons and Themes.
  3. Later, search and add ImportExportTool NG.
  4. Further, restart the application (Thunderbird).
  5. Now, create a new folder in Thunderbird and right-click on it -> ImportExportTools NG.
  6. After that, select import from a file when the new window displays on your screen.
  7. Next, choose Import directly one or more MBOX files and hit OK.
  8. Lastly, import the MBOX file into Thunderbird.
  9. Further, open Thunderbird MenuAccount Settings Account Action.
  10. Then, tap Add Mail Account.
  11. After this, provide Gmail credentials for configuration.
  12. Once the configuration is done, transfer the MBOX file into the Gmail account folder.

Thus, the above technique is complicated and tricky. IF you don’t have technical expertise, try to avoid using and directly move towards an automated solution.

#2. Professionally: Import MBOX File into Gmail

MBOX File Converter Tool is an amazing and advanced utility that enables users to end the process instantly. Using this wizard, users can import MBOX to GoDaddy as well as import MBOX files to Gmail in bulk. Additionally, it offers an easy-to-use interface, making it accessible for all types of users. It also allows users to preview MBOX file data before importing, ensuring complete transparency. Furthermore, it provides exclusive features such as conversion without attachments, moving emails without duplicates, and several other prominent options. Despite these advanced capabilities, the tool ensures that data integrity is maintained throughout the entire process 

Quick Ways to Import MBOX to Gmail

Here, these steps help you in finishing this process automatically and securely. 

  1. To start, run the MBOX Converter Wizard on your system. 
  2. Then, add the MBOX file that you want to import and tap Open
  3. Later, preview and select the item you want to move. Hit Next
  4. Now, choose Gmail from the list of email clients. 
  5. Further, provide the email address and password to log in. Click Sign In
  6. At the end, tap Convert to begin MBOX to Gmail importing. 

Final Verdict

This blog is helpful for users with or without technical knowledge. IF you have technical knowledge and time, you can use the manual solution. If not, try a professional method to import MBOX file to Gmail as it ends the process quickly and effectively, Moreover, it keeps the data intact throughout, unlike manual ways.

Frequently Asked Questions

Q1. How to Import MBOX File to Gmail?

You can do it using the manual technique. 
1. Firstly, import MBOX files into Thunderbird using the Import/Export Tool NG. 
2. Then, configure a Gmail account in Thunderbird. 
3. Lastly, transfer the MBOX file from Thunderbird to Gmail.

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