MBOX data file supports multiple email clients, but it fails when we talk about Outlook or Office 365. Here you can migrate data from MBOX to PST, Office 365, EML, MSG, and various other file formats using MailsDaddy MBOX Converter tool. This application has many features to manage the same folder structure in a single destination. This Windows-based solution supports all MBOX-based email clients including Gmail, Thunderbird, and Apple Mail.

Steps to Convert MBOX File
Install, install, and run the software.
Load the MBOX file and then click on the Export button.
Select PST for Outlook
Enable a conversion option
Save the destination and then click on Export.

Once the migration is complete, click on the Ok button and import the PST file to Outlook.