{"id":15422,"date":"2026-03-26T11:16:18","date_gmt":"2026-03-26T11:16:18","guid":{"rendered":"https:\/\/www.adviksoft.com\/blog\/?p=15422"},"modified":"2026-04-04T17:08:03","modified_gmt":"2026-04-04T17:08:03","slug":"import-mbox-to-thunderbird","status":"publish","type":"post","link":"https:\/\/www.adviksoft.com\/blog\/import-mbox-to-thunderbird\/","title":{"rendered":"How to Import MBOX to Thunderbird Profile? Complete Guide"},"content":{"rendered":"

Every day, thousands of users attempt to import MBOX files into Thunderbird because it allows them to open and access MBOX emails without converting them to another format.<\/p>\n

Here, Adviksoft has explained the proper details to import MBOX file to Thunderbird using the best two solutions. Manual and automated. Read this blog completely and explore the pros and cons of using each method, then choose as per your needs.<\/p>\n

How to Import MBOX to Thunderbird 145, 144, 143?<\/h2>\n

First of all, make sure that you have installed the Thunderbird application on your system. Then, you can follow these steps and make your Thunderbird import mbox file.<\/p>\n

Follow the step-by-step guide below to open MBOX file in Thunderbird manually.<\/p>\n

1. Launch the Thunderbird application on your system and navigate to the 3-line menu icon.<\/p>\n

\"install<\/p>\n

2. Now, click on that and choose “Add-ons and Themes”<\/strong> and proceed further.<\/p>\n

\"click<\/p>\n

3. After that, enter “Importexporttools”<\/strong> in the search bar and press the enter button.<\/p>\n

\"install<\/p>\n

4. Now, in the new tab, click on the “+Add to Thunderbird”<\/strong> option.<\/p>\n

\"import<\/p>\n

5. Thereafter, tap on the “Add”<\/strong> button to insert it into your Thunderbird application.<\/p>\n

\"click<\/p>\n

6. Now restart the Thunderbird client and then, go to Tools > ImportExportTools > Import mbox file.<\/p>\n

\"import<\/p>\n

7. Browse and select the MBOX file to add to Mozilla Thunderbird.<\/p>\n

\"select<\/p>\n

Done!! This is how to use Thunderbird import MBOX file.<\/p>\n

Note:<\/strong> If import MBOX File is disabled in Thunderbird<\/a>, you can’t be able to use this method. So, users need to be careful while performing these steps.<\/p>\n

How to Open MBOX File in Thunderbird Manually?<\/h2>\n

If you are using Thunderbird 115 on your system, then there is an import option in your profile. It allows you to import MBOX into Thunderbird.\u00a0 Let’s check out the process.<\/p>\n

    \n
  1. Run the Thunderbird application and go to the dashboard.<\/li>\n
  2. Here, choose the Import option in Import from another program.\"choose<\/li>\n
  3. Next, select Import from a file and click Continue.\"select<\/li>\n
  4. After that, choose Import Backup profile and tap continue.\"choose<\/li>\n
  5. Next, click on choose a ZIP file >> continue.\"click<\/li>\n
  6. Browse a zip file consisting of MBOX files and click open.\"Browse<\/li>\n
  7. Now, choose the items to import and click Continue.\"click<\/li>\n
  8. Lastly, recheck the data and click Start Import.\"click<\/li>\n<\/ol>\n

    Now, Thunderbird will import the ZIP (.mbox) file.<\/p>\n

    Situation you can face<\/strong> – Sometimes, in certain conditions Thunderbird Import\/ExportTools NG doesn’t work, thus not allowing you to import MBOX file. This situation can only be faced if you are using an old version of Thunderbird. Although Thunderbird 115 has an in-built import feature, it is a time-consuming process. For a hassle-free import, try out the automated tool mentioned below.<\/p>\n

    How to Import MBOX into Thunderbird Automatically?<\/h2>\n

    If you’re looking for a simple, direct, and secure solution, try the Advik MBOX Converter<\/a><\/strong> on your PC. With this tool, you can transfer emails from MBOX to Thunderbird directly.<\/p>\n

    This software can:<\/p>\n