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Written By Amit Chandel
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Updated on January 14th, 2026
Summary: Generally, users use MS Outlook for email communication and PST is the default storage format for its files. However, it is not very compatible with different systems and email clients. Therefore, they want to convert PST to MBOX. We will get to know more about their needs, and reliable methods through this blog. Also, we will discuss a way to convert and still keep your files safe using the MailConverterTools PST Converter. Let’s get into the blog now.
Some significant reasons that make users switch from PST to MBOX are:
In the section below, we will discuss the following conversion methods:
The complete step-by-step guide for these methods in detail is given below.
Follow the steps given below to execute the conversion process.
For Windows:
1. Launch Thunderbird on your system. Select your mail and click Import.
2.The Import window will open. Select Import from Outlook and click Continue.
3. Further, on the next page, select the items to import and click Continue.
4. Next, click the Start Import button to import your PST files. Click Finish.
5. Now, go to Account Settings and click Add-ons and Themes > Add ImportExportTools NG.
6. Afterward, select Outlook, right-click, and select ImportExportTools NG > Folder Export (mbox) > As MBOX file.

7. Subsequently, choose the destination to save and click the Select Folder button to complete the conversion process.
On Mac:
This method involves two stages to convert PST to MBOX without Outlook. These are as follows:
Stage 1: Importing PST to Gmail
This stage is divided further into two parts:
#Enabling IMAP

#Setting Gmail in Outlook and Importing PST

Stage 2: Exporting Emails to MBOX with Google Takeout
On downloading, and extracting contents, you receive the MBOX file. Furthermore, you can open and import the contents in a preferable email client.
The PST to MBOX conversion might seem tricky at times. For hassle-free conversion, use the PST File Converter. No matter how bulky your PST files are, the tool converts them and keeps data intact during conversion. It is flexible and reliable and has other advantageous features too. These are:


Explore More: Convert PST to HTML
We have covered manual and professional methods in this blog to convert PST to MBOX. Though the manual method is cost-free, it is difficult to implement for novice users. Therefore, exporting using the expert tool is a better choice. It saves you time, is easy to use, and maintains folder hierarchy and data integrity.
Ans: To convert PST to MBOX on Mac, follow these steps:
1. Launch Mac Outlook, and go to File > Import.
2. Next, select your PST file and click Import.
3. Then, drag the imported mailbox onto the system.
Your PST file is successfully converted to MBOX.
Ans: To export PST file to MBOX with attachments, follow these steps:
1. Download the PST Converter tool on your system and run it.
2. Choose any of the two options: Select Single/Multiple File or Select Folder and click Next.
3. After that, click Select Files, browse, and choose PST file. Click Open. Click Next.
4. Expand the tree structure, preview files, and click Next. In addition, choose MBOX as a format to save. Apply additional filters if required.
5. Specify the destination to save and hit Convert.
About The Author:
Meet Amit, an experienced SEO expert and content planner. He uses his creativity and strategy to create content that grabs attention and helps brands reach their goals. With solid skills in digital marketing and content planning, Amit helps businesses succeed online.
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