

How to Convert MBOX Data into PST Outlook in 2025?
Jan 30
6 min read
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Overview:
MBOX files supply an adaptive solution for mailbox data storage. You may need to convert MBOX data into PST Outlook format while shifting email clients. This article will show you the steps to transform your MBOX files into PST format. All users have two possible directions they can choose between two options: manual processing or using professional conversion tools. The improper conversion of MBOX files into PST for Outlook creates a high risk that users will ultimately lose their complete data. A user sometimes encounters problems when file corruption occurs.
Many email clients including numerous platforms select MBOX as their default format to store mailbox data. MBOX email clients come with limited features so users frequently migrate their email platforms to Outlook. MS Outlook users will need to convert their MBOX files to PST format to unlock all features available in the Outlook program.
Outlook users who manage multiple accounts need to convert MBOX files into PST format in order to benefit from Outlook features such as contacts, calendars, appointments, tasks, notes and journals. An overwhelming number of Outlook users experience difficulties while converting files from MBOX to PST format.
The following section presents details about different approaches to convert MBOX files to PST alongside manual and expert software conversion approaches. You can use the automated software to convert your MBOX files to Gmail as well.
A Simple Solution Helps Users Convert MBOX Data into PST Format
Your MBOX files convert easily through two available methods alone. Below, we are mentioning these two manual methods in detail:
Method 1: A three-step process for saving MBOX items as EML files then exporting them to PST format
All email data stored in Thunderbird uses the MBOX file format as its primary storage system. Thunderbird files need conversion to PST format before you can perform MBOX to Outlook migration. Follow these three simple steps to accomplish this:
Step 1. Save MBOX as EML
All Thunderbird data exists in MBOX format yet the migration turns your files into EML files. Follow the below process to convert your Thunderbird files to EML:
Start Thunderbird email application. With a right-click on the folder, tap on the New Folder option.
Several steps follow entering folder details then pressing the Create Folder button.
Move all selected email and message EML files to your preferred new folder.
Navigate to the new folder then select all your emails and choose either Save as from the list of options. The conversion process saves EML format files at any selected destination.
Step 2. Drop trading of EML data files directly into the Outlook application
Your EML files become accessible through Outlook without any difficulty. This guide will show you how to import your EML data files into Outlook through the following series of steps needed to move all your EML mail files into Outlook.
You can reach the new folder holding all of your EML files in the correct location. To import your emails to any Outlook folder use drag and drop to select the emails from the desired folder.
Step 3. Export emails to PST files
By following these instructions you will succeed in getting access to your MBOX files through Outlook. Away from you are the EML files which cannot be brought. To convert MBOX data into PST format you should now export your EML files. To export messages to PST files follow these instructions.
Go to the File menu. Tap on Open & Export and then Import/Export.
Start the export protocol by selecting Export to a file from the menu and hitting the Next button.
You need to select Outlook Data File (.pst) as your export format. Click on Next
From the directory containing EML files click Next to continue.
Select a new PST file destination before selecting your desired option then hitting Finish.
A new PST file will appear at your selected storage destination during the process.

Method 2: Multiple email clients function as tools to convert MBOX files into PST format
Direct methodologies to convert MBOX files into PST files do not exist. Different email clients will serve as our conversion platform to convert MBOX files into PST format. The below stepwise guide makes it simple for you to complete your file conversion.
Step 1: You can add mailbox data to Apple Mail
The PST conversion begins by importing your MBOX file into Apple Mail and running a conversion to create MBOX results.
Open Apple Mail on your system.
Within File choose Import mailbox to proceed.
Choose your MBOX source file followed by pressing Continue.
Select the MBOX file destination through the showed interface before pressing Continue.
When all operations complete move your cursor to the Done button.
Step 2: Create a mailbox using Eudora
With your MBOX file in hand you can use Eudora to import the file for MBX file conversion.
Attach the existing MBOX file within the import file location.
To continue navigate to the directory holding Eudora.
Default location:- C: Documents and Settings user >> Application Data\Qualcomm\Eudora.
Local security dialog will appear after opening Eudora as you double-click on your MBX file.
Close the Eudora.
Step 3: Import Mailbox in Outlook Express
To transfer your email data from Eudora to Outlook Express you need to import Eudora file contents. Follow the given steps to import the mailbox in Outlook Express:
Open Outlook Express.
Choose File on the menu and select Import >> Messages.
Use the drop-down list to select Eudora then choose Next.
Pick your MBOX files from the selected folder using the dialog box and select OK. The final step can be completed through Next >> Next >> Finish.
Step 4: The migration of an Outlook Express mailbox requires transfer to a Microsoft Outlook PST format
In the final procedure you must convert MBOX data into PST format that can be used in Microsoft Outlook. Your complete mailbox data including attachments will transfer to Windows Outlook through this operation.
Start Outlook.
You should navigate to File using your computer mouse before picking Open and Export then choosing Import/Export.
Select Import from another program or file from the drop-down menu after which tap Next.
First choose Import Internet Mail and Addresses then press the Next button.
Select Outlook Express 4.x, 5.x, 6.x, or window mail from the list before continuing to Next.
Select your Outlook Express file to import it through the software interface before pressing Next.
Complete the operation by clicking Finish.
Wanting to convert MBOX to PST necessitates multiple applications resulting in possible data loss and original format changes while also leading to application errors or technical bugs requiring advanced user skills. The use of numerous applications throughout the process results in long durations and complexity levels. The emailing landscape has changed as most email client programs now exist in retirement making this technique obsolete.
The WebbyAcad MBOX converter tool should be implemented to overcome these functional restrictions. The professional MBOX converter tool completes conversions through three straightforward steps which start with selection followed by conversion and conclude with saving. Email selection becomes possible through filters available in the MBOX file through use of the tool. The converter tool supports all MBOX clients above 20 and functions with any version including the most recent Outlook 2019.
Method 3: Automatic Software to Convert MBOX data into PST
Using WebbyAcad MBOX File Converter is simple:
Download & Install – Download and Install the tool from its official page before putting it on your system.
Load MBOX Files – Start by clicking Add File from the tool to upload your MBOX files for import.
Preview Emails – View email content before conversion.
Select Output Format – Choose Output Format from the available options including PST and EML as well as PDF.
Start Conversion – Click Convert and save your files in your selected destination.
To watch a detailed video on How to use MBOX software?
Conclusion:
User dependence on converting MBOX files to PST format grows substantially because Outlook provides advanced features and comprehensive choices. Users can conduct MBOX file conversion through EML drag/drop and multi-staged export but these manual methods create significant problems with converting multiple files at once.
Follow all the manual steps and automatic software to convert MBOX data into PST.
Users who want high-quality quick results from MBOX file conversion should choose the professional tool WebbyAcad MBOX file changer. Choosing this converter offers the finest MBOX to PST conversion performance for users who want to make the conversion.