It can be difficult to manage large MBOX files exported from Gmail Takeout that are both significantly large and complex. They are also found to have a high volume of email content which is again not easy to manage and may lead to performance issues when imported to mail clients. Here, in this guide, we will discuss ways to comfortably handle large MBOX file to smoothen access and manage your Gmail data.

Download Gmail Data to handle large Mbox files.

Start by exporting your Gmail data with Google Takeout:

• Navigate to Google Takeout.
• Choose "Mail" and then select the labels or folders you would like to export.
• Choose the format that you want your data to be in, and the best delivery technique.
• Start the process of exporting and downloading the archive.

After you’ve downloaded the file, you’ll want to extract the contents before you can access the MBOX files, which often reside in a “Mail” folder.

Problems to Manage Large MBOX Files

Several problems can arise with large MBOX files which are:

• Email Client Slowness: You may also see slowness or hangs in email clients like Thunderbird or Apple Mail when importing large MBOX files.
• Risk of File Corruption: As the size of an Mbox file increases, it is much more likely to get corrupted.
• Navigation: Finding emails inside an enormous MBOX file takes a huge amount of time.

The only way to deal with this is to split large MBOX files.

Use Professional Software to Handle Large Mbox files.

There are many effective methods through which you can manage such MBOX files and one of them is to split them into smaller parts so that you can manage them easily and conveniently. Unlock SysTools MBOX Splitter Tool which is a user-friendly solution for the same.

Key Features:

• Multiple Split Openings – Manage Large MBOX files by size, date, year, or folder to better manage the large Mbox files.
• Wide Range of Supported Files: It supports MBOX files from a range of email clients such as Gmail, Thunderbird, Apple Mail, and lots of others.
• Data Integrity: Remains intact the original file's formatting and Metadata like Attachments, To, Cc, Bcc, and From, etc.
• Easy to use, user-friendly interface: User-friendly for both technical and non-technical people.
  

How to Use it to Manage Large Mbox Files:

First of all, download and install the SysTools MBOX Splitter software.

• Fire up the app and add the big MBOX file(s) you’ll want to slice.
• Select the preferred type, you want your mbox file to be split in.
• Select the location where you want to save the resulting Mbox files.
• Split it and let it finish.
  

Thanks to this utility you can easily handle large MBOX files which will improve the performance and accessibility of your email data.

Import split MBOX into Email Clients.

Once you have divided the big MBOX file, transfer the files to your email client of choice to view and manage your data more conveniently.

For Mozilla Thunderbird:

• Download and install the ImportExportTools NG addon.
• Open Thunderbird, then go to the directory into which you wish to restore the mail.
• Right-click on the folder, then choose the ImportExportTools NG option, and lastly, Import the mbox file to your device.
• Click on the option to "Import directly one or more MBOX files" and then select - split MBOX files.
• Click “Open” to bring in the emails.

For Apple Mail:

• Launch Apple Mail to manage large mbox files and then move to "File" > "Import Mailboxes…."
• Click on the option "Files in MBOX format" and after that press the option to "Continue."
• Now you can search for the split MBOX files.
• Click on "Choose" to import the emails.

You may transfer smaller MBOX files, so large MBOX files could be better processed to avoid possible performance problems, slowness, or even data loss.

Back-Up and Maintain your Network to Manage large MBOX files

To handle large MBOX files:

• Normal split: Split MBOX files on scheduled dates to avoid Oversize of MBOX files.
• Yes, BackUp: Keep a backup of your MBOX files so as to save your data from accidental deletion.
• Archiving: Archive old emails that you don’t often need into an archive to reduce the clutter in your active mailbox.

By following the above procedures, we can handle large Mbox files with efficiency for a long time.

Conclusion

It's important to properly manage large MBOX files generated from Gmail Takeout to keep your email data performant and accessible. Knowing the issues with large MBOX files and using applications such as the SysTools MBOX Splitter Tool will hopefully help you to manage your emails in a much better manner. Maintenance such as splitting, backup, and archive, will also enable you to better handle large MBOX files.