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How to Compress Google Takeout MBOX File?

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Written By Rollins Duke
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Published On
October 2nd, 2023
Reading Time
6 Minutes

Overview: Here we are going to explain the methods to compress Google Takeout MBOX format using the best and most advanced methods. here we will use both manual methods and professional methods. You can use the way, that suits your needs best.

We all know that; Google Takeout is a service to download data from your Google mail account into MBOX format. But sometimes happen, when we have large data in our Google account, which become MBOX file large.

In this situation, users want to Compress Google Takeout MBOX files, because by compacting it file size will be reduced and users can easily access the data.

But there are many users who do not know the right way to compact Google Takeout MBOX files. don’t worry, here we are going to explain the best and most amazing methods to reduce mailbox size easily.

Why Do Users Want to Compact Google Takeout MBOX Format?

As we mentioned, Google Takeout allows users to export data from Google Mail and store them into 1GB, 2GB, 4GB, 10GB, and 50 GB. Now there are huge email clients, that support MBOX like Thunderbird. But it recommends users for 4GB MBOX file.

If you have uploaded a large-size of MBOX file, it will make your Thunderbird slow and will occur errors. Not only Thunderbird but there are almost email clients suggesting a limit for MBOX.

So, compressing your MBOX file is the most important step to avoid errors in any email client.

How to Compress Google Takeout MBOX File?

Here we will mention both manual methods and professional solutions to reduce the mailbox size.

Manual Methods to Compact Google Takeout MBOX File

To Compress the Google Takeout MBOX files using manual methods, you must follow all the steps mentioned below in detail.

Step 1: Install the ImportExportTools NG Tool

  1. Firstly, open a Thunderbird account.
  2. Click on the Tools >> Add-ons and Themes option from the list.
  3. And search the ImportExportTools NG option in the search bar.
  4. Click on the “Add to Thunderbird” option.

    Add to Thunderbird

Step 2: Import Google Takeout MBOX File into Thunderbird

  1. Restart the Thunderbird email client.
  2. And right click on the local folders and choose Import Export Tools NG >> Import MBOX file.

     Import Export Tools NG

  3. Choose “Import Directly One or More MBOX Files” >> “OK” button.

    Import directly one or more MBOX files

  4. Select the Google Takeout MBOX file from the stored location and hit the Open button.

    Google Takeout MBOX file

  5. And your MBOX file will be successfully imported into your Thunderbird account.

     MBOX file will be successfully imported

Step 3: Compress Google Takeout MBOX Manually

  • Step 1: Restart the Thunderbird email client.
  • Step 2: Choose the File icon and select the Compact Folders option.

    Compress Google Takeout MBOX

  • Step 3: Now Thunderbird is compressing your MBOX file.
  • Step 4: And your process is successfully done.

Step 4: Export Compacted MBOX from Thunderbird

  1. Select Google takeout compressed file from Thunderbird.
  2. Right-click on the compressed file.
  3. Click on the ImportExportTools NG >> Export Folder options.

    ImportExportTools NG

  4. Lastly, select the location, where you want to save the file and hit the OK button.

And your Google Takeout MBOX file successfully completed. But as you can see it will take a long to accomplish the task. If you have multiple MBOX files to be compressed, then you should use the professional solution.

Professional Methods to Compact Google Takeout MBOX Format

You should take the help of the MBOX Compress Wizard tool, which is the best and most amazing software to compress all types of MBOX files without changing any information. The software is a widely famous tool and highly recommended software to compress Google Takeout MBOX files. not only Google Takeout data file, but it will also reduce the size of all MBOX files exported from any email client including Thunderbird, Eudora, Opera Mail, etc.

The software comes with a free trial edition, that allows users to compress only 20 items from an MBOX file so that users can easily analyze the tool’s performance. And also, users can download and install the software in any Windows OS including Windows 11, 10, 8, 7, and other previous versions.

There is no need to download and install any other third-party tool to accomplish the tasks because of its standalone utility. It comes with advanced features, which makes the software more powerful and easy to use for users:

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  • Remove Attachments: Remove attachments while compressing the MBOX file that is no longer required for users.
  • Remove Headers: This feature removes unnecessary and hidden information from the email header to compress Google Takeout MBOX file.
  • Detach Attachments: If any users do not want to retain attachments within a compressed MBOX file, but want to save them into a separate folder for future safety, then they can enable this option.
  • Maintain Email Labels: Users can enable this feature to maintain all the email labels within the file as per their choice.

Working Steps to Compress Google Takeout MBOX File

  1. After downloading the software and installing it on your system.

    tool to Compress Google Takeout MBOX File

  2. Add the Google Takeout MBOX files/folders using Select Files and Select Folders options.

    Add the Google Takeout MBOX files

  3. Check and uncheck the required folders from the screen and click on the Next button.

    required folders

  4. Choose the advanced filter as per your choice and choose the location using the Browse button.

    advanced filter

  5. Lastly, hit the Next button to start compressing the Google Takeout MBOX file.

    compressing the Google Takeout MBOX file

Now as you can see, we mentioned both methods. you can use and select the required method that suits your needs best.

Also Read: How to Save Attachments from Multiple Emails Thunderbird?

Time to Say Goodbye

We have explained the best methods to compress Google Takeout MBOX files using manual methods and professional methods. Manual methods are free but they have some restrictions like time taking process, and also there is a high risk of data loss and not maintained folder structure. So, if you have numerous files to be compact, then you should go for the professional solution, that comes with advanced features and a free demo version. I hope you find the article helpful.