Top Feature of MBOX to Office 365 Migrator
The MBOX to Office 365 migration tool provides several advanced and impactful features for secure and accurate conversion of MBOX files of different email clients.
Import MBOX File to Office 365
Kernel MBOX to Office 365 Migrator transfers MBOX mailbox data to Office 365 efficiently. Enter the Office 365 credentials and easily transfer your MBOX file data along with all metadata to the destination O365 account.
Live Preview of Mailboxes
The MBOX to Office 365 Migration tool has a preview feature that allows to view the entire mailbox data before exporting to Office 365. It automatically scans all the MBOX files and shows complete data in a tree-like structure.
Selective Data Migration with Inbuilt Filters
The software has multiple filtering features to segregate your items before migration. You can filter the mailbox data with criteria like Date Range, From, To, Subject, etc. to achieve selective MBOX to Office 365.
Export MBOX Files of 20 Email Clients
This software supports MBOX files created from more than 20 email clients, including Thunderbird, Apple Mail, PocoMail, Eudora, Spicebird, SeaMonkey, WebMail, Sparrow, etc. Add any MBOX email client file and move into O365 account.
Migrate Single/Multiple MBOX Files
This tool can add single or multiple MBOX files simultaneously and migrate MBOX to Office 365 hassle-free. You can quickly browse the MBOX files from the system hard disk and upload them to the tool to begin the migration process.
Import MBOX to Office 365 on all Office 365 Plans
This tool is compatible with all the plans of Office 365 (Exchange Online) and all the versions of Microsoft Outlook. You can smoothly run this tool on all versions of the Windows Operating System too.
Support Entire MBOX Family
Kernel MBOX to Office 365 migrator software is developed with advanced algorithms to support the entire MBOX family. Transfer mailbox data from MBS, MBX, MSF, and other formats to Office 365 account.
Create File Analysis Report
Create a file analysis report based on different parameters like Mail flow density by date/senders, Interaction between users, and Total items type. This feature helps in keeping track of all emails.
Migrate MBOX to Office 365 without File Size Limitation
Add multiple MBOX files of any size without any restrictions to import MBOX to Office 365. The software maintains the file structure throughout the migration process and saves it in its original form.
How to Migrate MBOX to Office 365?
Kernel MBOX to Office 365 Migrator lets you migrate MBOX to Office 365 in few easy steps. Here’s how to do so:
- Step 1: Select MBOX folder or file(s) and click Finish.
- Step 2: Get detailed preview of MBOX file data and click Save.
- Step 3: Select Office 365 as output format and click Next.
- Step 4: Apply necessary filters and click Next.
- Step 5: Enter Office 365 account credentials and click Finish.
- Step 6: The tool will begin the process and import MBOX to Office 365.

Frequently asked questions
Video Tutorial to Migrate MBOX to Office 365
Explore the video guide to simplify to migrate and simplify the MBOX to Office 365 migration process.Software Prerequisites & recommendations
Version: 26.0
Release Date: Sep 2019
Update Date: Dec 2025
License Type: Home, Corporate & Technician
MS Outlook: Office 365, 2021, 2019, 2016, and previous versions
Hard Disk: 500 MB of disk space
Memory: 1 GB minimum
Processor: Intel® Pentium Processor compatible (x86, x64) or equivalent
Operating System: Windows 365, 11, 10, 8.1, 8, 7, Vista, XP, 2000, 98, NT, 95 & Windows Server 2022, 2019 & older versions
What customers say about Kernel MBOX to Office 365
I needed to move my old Thunderbird backup files into Office 365 account within the same folder structure. This software perfectly maintained the folder hierarchy throughout the process and even provided quick results.