Import MBOX to Office 365

Import MBOX to Office 365 – Upload Multiple Mailbox Files on O365

A number of email clients are being used by the users, which store their mail items in the MBOX format. Some of the email applications that use .mbox files include etc. However, with the latest release of Microsoft Office 365, users wish to import MBOX to Office 365. The users are quite curious to experience its unique features. At the same time, users do not wish to lose their existing mailbox files. So, there arises a need of solution that can help them to migrate MBOX files directly into O365. In this article, we will discuss about various issues where users might face problems with MBOX files and the methods to upload MBOX to Office 365.

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User’s Query while using MBOX format

Every day .mbox file users face certain issues while accessing these files. Some of the frequently discussed issues or queries of users include (these are NOT related to Office 365) :

Need to Import MBOX to Office 365

Due to the limited features in .mbox file format applications, most of the users copy MBOX files to Office 365. MS O365 can access email messages, calendar, tasks and other items from anywhere. Moreover, the cloud access makes it more wider to use this application. It successfully overcomes all the major issues faced while accessing the MBOX supported email clients. In short, some of the major reasons, which necessitates to upload MBOX to Office 365 are:

  • Unable to load emails: MBOX files being the desktop client supported files are sometimes difficult to work with. It has been reported that these applications create much trouble in opening MBOX files and hampers its use.
  • Platform Dependency: All the applications that support .mbox file format are desktop-based email client applications. They store complete database at local storage. It restricts the accessibility of mailbox to the desktop only. Thus, users find it difficult to access mails anywhere and anytime.
  • Difficulty in handling large MBOX: With the increasing emails and other data items, the MBOX file gets oversized. The internal structure of .mbox file format is such that it becomes difficult to work with such large sized MBOX file.

After observing various shortcomings of .mbox / mailbox files, many users search for a reliable and efficient solution like Office 365. The best approach is to use third party tools that guarantee to copy/ move data without any loss.

The Direct Solution – Best DIY Tool

You can migrate .mbox to Office 365 directly using SysTools MBOX to Office 365 migration tool. It is the best tool to import MBOX / MBX / MBX files into Microsoft Office 365 accounts. It even supports the no-extension MBOX files of Mozilla Thunderbird and similar apps without any issues. This makes it a flexible application that supports all MBOX formats regardless of the associated email client. Download the free demo version from below.

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The free demo version supports to upload 25 items per folder from MBOX to Office 365 account.

Features of the Software

The main features of the software are as follows:

  1. Import multiple MBOX files into Microsoft 365
  2. Set date-range filters to selectively migrate MBOX emails
  3. Upload malbox files with impersonation using admin account
  4. Migrate files without impersonation using normal user account credentials
  5. Maintain the folder hierarchy of imported MBOX files in Office 365
  6. Download the import report as CSV file on the local computer
  7. This software application runs on all popular Windows versions

Steps to Import MBOX to Office 365

  • Step 1: Click "Add file" to import MBOX files.
  • Step 2: Choose "Office 365" as the destination.
  • Step 3: Select "Impersonation type" and authenticate credentials.
  • Step 4: Click "Export" to start MBOX to Office 365 migration.

For a better understanding of the software functionality, you can read the following steps with screenshots:

1. Run the software and use 'Add file/ Add folder' to import MBOX file(s) into the software.

add mbox file

2. In the 'Export options' window, choose to 'Maintain folder hierarchy' as Office 365 as selected by default as the destination.

maintain hierarchy

3. If you select 'With Impersonation', enter and validate the admin id and click the 'Login' button.

with impersonation

3a. Once the admin account is validated, enter the user id to import the MBOX file.

This way you can add user id to different MBOX files and import them all in several accounts at once.

add user id

4. If you select 'Without Impersonation', enter the normal user credentials corresponding to the MBOX file.

without impersonation

5. Regardless of what you choose, the next step is to apply filters (if necessary) by clicking the 'Set' button.

apply filters

6. Choose the range of date for filter. Only the emails received in this date-range will be imported to Office 365 account.

apply date-range

7. Finally, click the 'Export' button to start importing MBOX file to Office 365 application.

export button

8. The migration is successful.

successful migration

Frequently Asked Questions

Does the above discussed software provide conversion solution for specific application MBOX files?

This transfer method allows the users to import all types of MBOX files; irrespective of their associated email clients.

What is the use of the Impersonation feature?

The impersonation feature allows you to import several MBOX files into the corresponding Office 365 accounts at once. All you need to do is specify the O365 account to each MBOX for import.

How can I import MBOX to Office 365 without losing data integrity?

This solution to move MBOX file to Office 365 guarantees to upload data with complete data integrity.

Is there any risk of .mbox file getting corrupted during conversion?

No, there is no chance of mailbox file getting corrupt as the approach is quite efficient to use.

Which subscription O365 plans are supported by the software to import the mailbox file?

The MBOX to Office 365 import tool supports the following O365 licenses:
  • Office 365 Enterprise E1
  • Office 365 Enterprise E3
  • Office 365 Enterprise E5
  • Exchange Online Plan 1
  • Exchange Online Plan 2
  • Office 365 Business Premium
  • Office 365 Business Essentials
  • Office 365 A1
  • Office 365 A3
  • Office 365 A5

Conclusion

In this article, we have tried to discuss the issues faced by the users while they work with MBOX files. In order to resolve the queries, an efficient approach has been suggested to import MBOX to Office 365. Using this procedure, the users can easily migrate MBOX file to Office 365 using the tool.