Simple Method to Import MBOX file to Office 365

Summary:- This blog is for you if you want a solution to import MBOX file to Office 365. Here, we will discuss the best methods for How to import MBOX to Office 365. It also includes the suggestion of the professional utility- MBOX Converter, which allows users to import single and multiple MBOX files into Microsoft 365 accounts.

What MBOX file is?

MBOX file is the most popular file format to store mailbox emails. It can store all the details of the email sent & received,  including message text and all the attachments files. In previous days, it was initially used only by Unix hosts; but now, other email managing applications like Apple Mail, Opera Mail and Mozilla Thunderbird are also using it to manage mailbox items. But what if someone wants to access the MBOX emails in the Office 365 app, then they need to import them, but the point is why users want to import the MBOX file into Office 365.

Benefits of Using Office 365

Microsoft Office 365 is a suite of applications that hosts and works in the online mode as the installed Microsoft Office software version. It contains all the necessary Microsoft Office desktop applications like Word, Excel, Outlook, Powerpoint, Skype, and others. Whether an IT professional or a Non-technical user, you can easily manage your mailbox email messages using this utility. Now, let’s check out the Office 365 prominent features that insist you to upload MBOX to Office 365.

• Users can easily integrate with email messages, Contacts, tasks, journals, and Calendars.
• It allows you to Organize and manage mailbox emails.
• One can also access the mailbox in offline mode.
• Allows users to access the application from anywhere & anytime.
• The user interface is easy to use and very simple.
• Smart filters to find mailbox emails in multiple ways.

Two Easy Methods to Import MBOX file to Office 365

Here, we will discuss two free and tested methods to import MBOX into Outlook 365. Both of them are simple and give you authentic results. Also, they maintain the proper data integrity of the mailbox items, so don’t think about data loss.

Method 1: Configure Office 365 account in Thunderbird(MBOX Compatible email client)

For this process, make sure you need to use IMAP while you are configuring your account. Then, follow the steps to migrate MBOX to Office 365:

Step 1: Configure Microsoft 365 in Thunderbird

1. First, open the Thunderbird application on your computer.
2. Once you create a new account, select the skip and use the existing email option.
3. In the Mail Account Setup window, enter your name, Office 365 username and password.
4. Click on the Continue button.
5. Now, click on the Configure Manually option and enter the details of the required setting.

• Incoming Protocol:- IMAP
• Server Name:- outlook.office365.com, 
• Port:- 993
• SSL:- SSL/TLS
• Authentication:- Oauth2
• Username – your Office 365 Email Id

• Outgoing:- SMTP
• Server name:- smtp.office365.com
• Port:- 587
• SSL:- STARTTLS
• Authentication:- Oauth2
• Username:- your Office 365 Email Id

6. Finally, click Done to finish your account authentication process.

Step 2: Step 2: Import MBOX files to Thunderbird

Follow the steps below to import the MBOX file to the Thunderbird application using the ImportExportTools NG add-on.

1. Open the Thunderbird application and click the Alt key.
2. Go to the Tools menu and select Add-ons.
3. Here, search for the ImportExportTools.
4. Now, click on the Add to Thunderbird button.
5. Close Thunderbird and restart it again.
6. Right-Click on the Local Folders and select the ImportExportTools NG.
7. In the opening section, choose the Import MBOX File.
8. Now, click the Ok button, and select the MBOX file you want to import into office 365.
9. Click the Open button.
10. Finally, the file is added to the email client.

Step 3: Move MBOX Emails Message into O365 Account

1. Click Ctrl+A to select all the MBOX email messages.
2. Right-click on it and select the Copy to option.
3. Then opt for your Office 365 account.
4. Wait for seconds, and moving email from the MBOX file to Office 365 starts.
5. At last, open a Microsoft 365 account on your browser and try to check the emails.

Drawbacks of the Manual Methods

1. The process requires installing and configuring multiple email clients like Thunderbird and Office 365.
2. Users must have the technical knowledge to perform the working steps.
3. It may change folder integrity.
4. The process is time consuming and lengthy.
5. Complex to import more than one MBOX file.

Method 2: Import MBOX file to Office 365 Using the Professional Tool

DRS MBOX File Converter is the best and standalone utility to import single and multiple MBOX files to Microsoft Office 365. The software is also competent enough to import MBOX email messages to different email clients, like Gmail, IMAP, Hotmail, Zoho Mail, etc. Apart from this, you can convert MBOX files to PST, PDF, CSV, EML, EMLX, HTML and other file formats.

Know the Simple Steps to Import MBOX file to Office 365

1. Download and Install the MBOX Converter Tool and run it.
2. Browse the MBOX files from your PC and click the Next button.
3. Select the folders that you want to import and tap the Next button.
4. Choose Office 365 from the drop-down list.
5. Enter your Office 365 email address and password to log in.
6. Mark the built-in software features that you want to include.
7. Click the Convert button to import a MBOX file to an Office 365 account.
8. Here, you can also save the importing process report.

Conclusion

Through this blog, we understood how to import MBOX files to Office 365. It includes the top two methods, whether one is manual or another one is professional. If you select the manual process, it will give you good results, but it has some limitations that I have discussed above. Therefore, we recommend you to go through with MBOX Converter Tool, which allows users to import multiple MBOX files to your Office 365 account.