How to Import MBOX to Office 365? – Complete Solution

In this blog, we will discuss the most frequently asked query “how to import MBOX files to Office 365?” If you are looking for a perfect way to upload MBOX to Office 365. Then keep up with this blog. Here we provide you with both manual and automatic solutions to migrate MBOX to Office 365 account.

Recommended Approach: Download Xen MBOX Converter an automated tool to export MBOX files directly to Office 365 and avoid complications of the manual procedures. This tool can be also beneficial to convert MBOX to EML, PDF, MSG, RTF, XPS, DOC, HTML, MHT, etc.

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An email has become a popular way for every person, group, and company to send things like journals, contacts, notes, and other important papers or files. Email becomes the standard form of communication worldwide. Many popular Email Client Programs frequently use the MBOX file format. However, users are shifting toward more adaptable platforms as technology advances. Many end users choose to have their MBOX files in their Office 365 accounts for this reason.

MBOX is a file extension of mailbox that is supported by many email client programs such as Thunderbird, Apple Mail, Powermail, Opera Mail, and so on. However, as technology becomes advanced, users are shifting their attention to the most popular platform such as Office 365.

As we know, Office 365 is a highly rated Microsoft product which is a web-based email client application. It includes emails, contacts, calendars, tasks, notes, and many more which are accessible from your Office 365 inbox. The best thing about this cloud-based service is that you can access it from anywhere & anytime.

Therefore, we’ll talk about how to swiftly import MBOX emails to Microsoft 365 in this blog, both manually and via an automatic method.

Methods to Import MBOX to Office 365 – Top 2 Solutions

Generally, there are two possible procedures, one is manual, and the other is an automated tool to export MBOX to Office 365 Online. Let’s have a slight look at these approaches:

1. Manual Procedure to Export MBOX file to Office 365
2. A Simpler Way to Import MBOX to Office 365 Account(Third party tool)

Export MBOX Files to Office 365 Manually

In the case of a manual solution, there are three major steps that you need to follow. First, you need to import MBOX to Thunderbird and after that configure your Office 365 account to Thunderbird and copy MBOX emails to your Office 365 account.

Checkout the below steps to understand the whole process in a better way;

Step 1. Configure Office 365 account with Thunderbird

1. First of all, install and launch Thunderbird on your system and click the “Skip and use existing email” option.

2. Now, in the “Mail account setup” tab, enter your name, Office 365 email address, and your password and click the “Next” button.

MBOX to Office 365 migration

3. After that, enter the following details;
For incoming;
Protocol- IMAP
Server- outlook.office365.com
Port- 993
SSL- SSL/TLS
Authentication- OAuth2
Username- Your Office 365 email address

For Outgoing-
Protocol- SMTP
Server- outlook.office365.com
Port- 587
SSL- SSL/TLS
Authentication- OAuth2
Username- Your Office 365 email address

Import MBOX to Office 365 Online

When you are done filling in the above details, tap the “Done” button to start configuring automatically.

Step 2. Import MBOX email files to Thunderbird

1. Now, restart your Thunderbird and install “ImportExportTools NG” in your system.

import MBOX emails to outlook 365

2. After that, choose the mailbox folder that you want to import into your Office 365 account.

3. Thereafter, right-click on the folder and choose ImportExportTools NG>>Import MBOX File.

MBOX to Office 365 migration

4. Then, browse and upload MBOX files to Office 365.

Step 3. Copy MBOX mailbox folder to Office 365 account

1. Now, that you have added MBOX files to the Thunderbird application, select all the MBOX files or press Ctrl+A and right-click.
2. After that, select Copy to>>Office 365 account.

Import MBOX to Office 365 Online

The above steps will copy all the emails from MBOX files to the mailbox folder of your Office 365 account. You can also recheck this process, by logging your Office 365 account on a browser to confirm that this process has been carried out successfully.

Although the manual method is simple, importing MBOX files to Office 365 using this method is a complex and long process. It is not suitable for users who want to export MBOX emails to Office 365 accounts instantly. This manual method covers multiple steps and lengthy processes which can easily frustrate users and there could also be chances of data loss.

Hence, instead of using such a stressful method, users can go for an expert-recommended solution where they can perform direct MBOX to Office 365 migration using 3 simple steps to complete the process with 100% accuracy.

Batch Export MBOX Files to Outlook 365 – Effortless and Reliable Solution

Xen MBOX Converter is one of the top-notch software that will help you to move all the MBOX email files to Office 365 with attachments. Of the users who have MBOX files and wish to import MBOX to Office 365 account, this tool has the ability to export MBOX files to Office 365. There are multiple other file formats as well in which you can convert MBOX to PDF, DOC, PST, MSG, TXT, EMLX, RTF, XPS, DOCX, CSV, EML, and many other file formats.

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This tool also performs well to transfer MBOX emails to various other cloud-based email services like you can import MBOX to Gmail, Yahoo Mail, Exchange Server, Yandex Mail, Office 365, Zoho Mail, Zimbra Webmail, Windows Live Mail, Lotus Notes, etc.

A Simpler Way to Export MBOX Emails to Office 365- Step-by-Step Guide

Follow the steps and directly upload MBOX files to Office 365 account;

Step 1. First of all, install and run this software with a single click.

Import MBOX to Office 365 Online

Step 2. Secondly, the software provides you a dual option to Select Files/Select Folders to upload MBOX files to the software interface.

import MBOX emails to outlook 365

Step 3. After that, choose the required MBOX email files/folders that you wish to transfer into your Office 365 account.

MBOX to Office 365 migration

Step 4. Then, select the “Office 365” account from the drop-down list of file formats.

MBOX to Office 365 migration

Step 5. Thereafter, enter Office 365 email address and password of your account.

import MBOX emails to outlook 365

Step 6. Finally, tap on the “Convert” button to start MBOX to Office 365 migration process.

Import MBOX to Office 365 Online

After completion of this process, Login to your Office 365 account and access your MBOX files there.

Final Verdict

In conclusion, we discussed how to manually import MBOX files into Office 365 as well as how to use an automated solution. Aside from that, we discuss the limitations of manual methods. Also, you can easily upload your batch MBOX file to your Office account using the utility and you don’t even need technical knowledge for this process. Depending on your needs, select the most appropriate method that suits your needs and requirements.