How to Import OLM to Office 365 on Mac and Windows

Written By Addy Wang
Updated on January 22nd, 2025

Making the switch from OLM to Office 365 can be a difficult task. Especially, when users try to move old emails, contacts, and calendars into different email clients. Therefore, many users want to import OLM to Office 365 to maintain data confidentiality, integrity, and accessibility. Read this article, to easily import your OLM data into Office 365 on both Mac and Windows platforms. Ultimately, experts suggest directly using the OLM Exporter Tool to ensure smooth migration.

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Why Import OLM File to Office 365?

Importing OLM to Office 365 can be important especially when users want to be more flexible and easily access to their data.

Office 365 is a cloud-based service, which means users can access their data from anywhere and at any time.
It provides better collaboration and integration with many tools like Microsoft Teams, SharePoint, and OneDrive.
Also, O365 offers more advanced features like smooth transitions for business or personal use, avoiding data loss, and many more.

Which Techniques Import OLM to Office 365?

A manual method and a professional tool are the two major techniques for a smooth migration. Here, we discuss the execution steps of both techniques.

How to Manually Import OLM into Office 365 Free?

The manual method involves using Microsoft Outlook for OLM migration. If you do not want to use MS Outlook then, use the above method.

Firstly, open and run MS Outlook on your system.
Now, click on the Menu button and select the File tab.
Choose the Import option from the drop-down list.
After that, select the OLM files to import.
Now, choose Outlook for Mac archive file (.olm).
Click on Continue and browse the location of the OLM files.
Now, go to the Tool tab and click on Account. Select New Account.
Afterward, enter Office 365 credentials and click on Done.
Now, again open MS Outlook on Mac.
Lastly, create the New Folder in synced O365 and select the OLM file.
Either Drag and Drop the files to Office 365 or move them.

You have completed the process to migrate OLM to Office 365.

What are the Limitations of the Manual Method?

This method is time-consuming and not applicable to large OLM files.
Require Technical knowledge and a good understanding of using MS Outlook.
Also, it increases the chance of data loss, corruption or disrupt integrity.
Need a stable internet and skipping any of the steps can cause losses.

Therefore, experts suggest a Professional method to avoid these limitations.

Dedicated Software to Import OLM to Office 365?

The OLM Exporter Tool is the best solution to import Mac OLM to O365 for a smooth migration. It offers features like exporting all OLM File emails to Office 365 and other email clients. Also, convert OLM files to PST, PDF, DOC, and other file formats. Additionally, the tool is quite easy to use and access complete mailbox data without limitations on size. Moreover, it runs smoothly on Mac and Windows. Furthermore, multiple filter options are available to customize your OLM conversion process.

Steps to Import OLM to Office 365

Firstly, launch the OLM Exporter Tool as an administrator.
Now, select the Single File or Multiple File/Folder option and click Next.
After that, click the Select Files option to add OLM files and click Next.
Now, preview the files and select the file or folders to import. Press Next.
Select Saving Format as Office 365 from the drop-down list.
Afterward, apply additional features and specify the path to save.
Finally, click on the Convert button to complete the process.

Conclusion

In this article, we found two solutions to import OLM to Office 365. This process is tricky, but with the right approach, it’s straightforward. However, the manual method is complex, especially if you are a beginner. Also, there are high chances of data loss or data corruption. Therefore, using a professional tool is the best choice for smooth migration and ensuring data confidentiality.

Frequently Asked Questions

Q. How can I upload OLM to Office 365?

Ans- Steps to import OLM data to Office 365:
1. Firstly, launch the OLM Exporter Tool as an administrator.
2. Now, select the Single File or Multiple Files/Folders and click Next.
3. Press on the Select Files option to add OLM files and click Next.
4. Afterward, preview the file and select the files. Hit Next.
5. Choose the saving format and apply additional features.
6. Lastly, click on the Convert button to complete the process.

Q. Can I import OLM files to Office 365 in bulk?

Ans- Yes, of course! Using the OLM Exporter Tool, you can easily import OLM to Office 365 in bulk. This tool also provides more advanced features like removing duplicates, preview features, and many more.

About The Author:

Addy Wang

Addy Wang is a talented content writer with a passion for creating engaging and informative articles. With a keen eye for detail and a strong command of language, Addy has the ability to craft compelling pieces that resonate with readers.