Open .msg file in OWA/ Office 365

Open .msg File in OWA – Import MSG to Office 365

MS generally stores it’s email message, contact, appointments, task in file format. However, for saving single mailbox item such as email, as well as other email clients use MSG file format.
MSG file also includes all meta properties such as date, sender, recipient, subject, message body, etc in it. One can easily create MSG file by simply dragging and dropping any message/ email in Window Explorer. Read More

In many scenario, user wants to migrate their entire data stored in MSG files into Office 365. As there are many issues such as corruption, compliance, security issues that users may encounters whenever they saves their data on-premise.
To tackle such issues one can import MSG to Office 365 or can open .msg file in OWA. In this article we will discuss the need for this conversion and method that will helps user in office 365 migration.


Users encounters many issues while trying to open .msg file in OWA or migrate MSG to Office 365, when user opens any MSG file there is no direct option to access/ save MSG files into Office 365. In addition, even O365 does not provided any way to import MSG files into Office 365. There are lots of queries of the users, who wants to migrate MSG files in Office. Let consider the following given query:

"Our Organization is making an effort to import all MSG files that are present in on-premises environment to Office 365, However our technical team actually facing lots of issues in this task. Please kindly suggest any method to transfer MSG files into Office 365."

Need for MSG To Office 365 Migration

  • By migrating MSG files in Office 365 file, user can import entire on-premises emails to cloud.
  • By saving on-premises data on cloud, will provide users an additional on-premises storage space.
  • One can also apply retention policies and document deletion policies that will automatically deletes the data after a specific period of time.
  • By keeping data on cloud, It will surely enhances the availability of data. By keeping data in cloud, user can easily access and search the desired data from anywhere with just mere availability of network.
  • By saving emails in O365 makes the Administrator task very easy, as they can check Office 365 log to get all information.
  • The message file migration to Office 365 protects data from any data loss and damage.

Solution to Move MSG to Office 365

As there is no direct way to upload MSG files to Office 365, therefore users may faces many difficulties in the whole migration task.
The migration of MSG files in Office 365 is not possible with any manual procedure, In such situation, user can go for automated way to transfer MSG to Office 365.

In automate procedure, user will firstly convert all their MSG files in files and then import in Office 365.
To do so, user can use MSG to Converter tool that can effectively import MSG in file and then needs an Office 365 migration tool namely Office 365 Restore which will help users to import all converted files in Office 365.

Steps To Convert MSG To File
  • Download and install MSG To Converter tool
  • Open the tool, user can directly go to the location that have MSG files with the help of explorer window
  • Tool will generate a preview of all MSG files with all attachments
  • After selecting desired files, one can migrate MSG files data in file by using Export option.
  • For saving resultant file user can select destination path with Browse option. And Click Export
  • Now user can go to the location where they have saved the file and check the new file.

Now user can easily import resultant PST file to Office 365, by using Office 365 Restore tool.

This is an efficient tool that intact keeps the meta properties and other attributes of the file intact. User can import any size of file data in Office 365 with the help of this tool. Once the file is imported, the tool will generate a report that will show status and other details of entire import task.

Frequently Asked Questions

I have bulk message files. Can I save/ copy multiple MSG to Office 365 using this approach?

Yes, you can easily import bulk MSG files to Office 365 using the above mentioned method.


Cloud service provides a better way to store on premises data. By saving data in cloud service like Office 365, user can get many advantages like enhanced security and availability. In the same way user can also save their MSG to office 365 to get the all advantages of cloud service.