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Free Solution to Convert MBOX to PST File Format

Summary: Are you looking for free solutions to convert MBOX to PST file format? Do you want to migrate from MBOX-supported emails clients to Outlook? If yes, then you will find the apt answers in this blog.

MS Outlook is the main email client that supports the PST file format. It stores all the email data and other account details in the PST file format. Hence, you need to convert the MBOX files to PST for better usability. On the contrary, MBOX is supported by email clients like Thunderbird, Entourage, Opera Mail, etc. You need to convert the MBOX files to the Outlook PST format to shift the data from these email clients.  

As there is no direct way to import the MBOX files and data into Outlook and PST-supported email clients, users search for solutions for the migration. Let us go through the reasons to convert MBOX to PST online before we move towards the methods.

Reasons to Convert MBOX to PST File

The multiple reasons that compel users to convert Apple mail MBOX files to PST Outlook online are listed below.

  • MS Outlook provides better features and efficiency as compared to MBOX-based email clients. You can benefit from the contacts, calendars, journals, notes, etc., features of Outlook.
  • Big organizations prefer Outlook for workplace communication as it enhances efficiency.
  • The accessibility of PST files is more in comparison to MBOX. These files can be shifted to any other platform easily.
  • Stable and working internet connectivity is not essential at all times in Outlook as you can also work offline.

All the above reasons lure users to migrate MBOX to PST free online. You can take the help of the below-mentioned steps for the same.

Also Read: Easy Methods to Convert EML to PST Files without Installing Outlook

How Do I Convert MBOX to PST Manually?

You can utilize the manual solutions provided by us to import MBOX to Outlook PST format. They are proven methods that will undertake the conversion.  

Method 1. Drag and Drop Method

It is a three-step method to export MBOX to PST file format. You need to convert MBOX to PST free and then convert them to PST using Outlook. Follow the steps precisely to complete the MBOX to PST conversion process.

Step1: Export MBOX files as EML

  • Run the email client that supports MBOX format and create a New Folder by clicking on a particular folder. 
  • Now, provide a name and hit Create Folder.
  • Choose all the emails that you want to convert to PST and put them in the newly created folder. 
  • After that, select the emails and pick the Save As option. All the emails will be saved in the EML format at your desired location.

Step2: Drap-Drop EML Emails into Outlook

In this step, you need to select all the EML emails saved on your desktop and drag and drop these emails in Outlook. You can drop these files in any folder of Outlook.

Step3: Save Emails as PST

You can utilize the Import/Export feature of Outlook to save the files in PST format. This is the third and last step of the procedure to convert MBOX to PST file.

  • Run the MS Outlook application and press on the File tab.
Convert MBOX to PST File Format
  • Now, choose the Open & Export option.
Convert MBOX to PST File Format
  • Here, click on the Import/Export feature to proceed ahead.
Convert MBOX to PST File Format
  • In the new tab, choose Export to a file and hit Next.
Convert MBOX to PST File Format
  • Click on Outlook data file (.pst) and tap on Next.
Convert MBOX to PST File Format
  • Pick the folder that contains the imported EML files and press Next.
  • After that, tap on the Browse button to select the location to save and click on Finish
Convert MBOX to PST File Format

As you complete all the three steps briefed above, you will be able to complete the process to convert MBOX to PST files. 

Method 2. Using Multiple Email Clients

It is a tricky method that includes multiple email clients for the conversion of MBOX files to PST. You need to follow four steps accurately without making any errors.

Step1: Import MBOX Files into Apple Mail

  • Launch the Apple Mail email client on Mac.
  • Tap on the File icon, and under that, select Import Mailboxes.
  • Pick all the MBOX files to import and hit Continue.
  • As the process is complete, press the Done button.

Step2: Using Eudora Mail

  • In this step, you need to change the extension of the imported MBOX file. You can do it by adding .mbx at the end of each file.
  • Now, move the renamed files with the .mbx extension to the exact location where Eudora saves its files.

(C:\Documents and Settings\Application Data\Qualcomm\Eudora)

  • Then, run the Eudora email client and double click on the new files. This step will complete step two in the process to convert MBOX to PST file.

Step3: Export from Eudora to Outlook Express

  • Open Outlook Express and navigate to the path File >> Import >> Messages.
  • Then, select Eudora mail and press the Next button.
  • Navigate to the directory where the .mbx files are located and hit OK.

Step4: Import into MS Outlook

  • Open MS Outlook and click on the File tab.
  • Choose the Import/Export icon and click on the Import option.
  • Pick the Import from another file and folder option and hit Next.
  • Now, select the Import Internet Mail and Addresses and tap on Next.
  • Click on Outlook Express 4.x, 5.x, 6.x or window mail option.
  • After that, select the files to import into Outlook.

Once you complete all the four steps mentioned above in this method, you will successfully convert Thunderbird to PST free. However, both the manual methods are very lengthy and have several limitations. They are very time-consuming and complex. Additionally, you need to have prior technical knowledge to complete these methods.

Hence, if you want to avoid all these limitations of the manual methods, you can opt for an alternate solution to convert MBOX to PST free online. The Cigati MBOX to PST Converter Tool is a professional tool that can convert MBOX to DOC and various other file formats like OST, DOCX, PDF, JSON, EML, JPG, CSV, etc. Moreover, you can also import the MBOX files into numerous email clients like Office 365, Gmail, Yahoo, IMAP, AOL, HostGator, Live Exchange, etc.

Also Read: Top-Level Technique to Import MBOX to Gmail Account


Here, we have provided the best and free solutions to convert MBOX to PST file format. Users shift from MBOX to PST because of the increased usability of the latter file format. The manual methods to undertake this conversion are briefed in steps. Both solutions are quite tiresome for users. Therefore, you are suggested to directly go for the free MBOX to PST converter for bulk MBOX files to PST with ease.

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