In this post, we'll go over how to import OST files into Office 365 as well as how to transfer OST files to Office 365 using third-party software.
To move OST to Office 365, there is no direct manual solution available. To use this method, you must first convert OST to PST format, and then upload PST to Office 365 using the Microsoft Network upload method.
This process is lengthy and complicated. Try the OST to Office 365 migration tool if you don't have a technical background. With the help of this software, you may convert OST to Office 365 quickly and efficiently.
The most effective way to convert OST file to PST in office 365 is using an automated tool OST to office 365 conversion tool. It has an easy interface with self-explanatory steps. I would also like to add one article from where you can get clear idea about How to Export OST to PST in Office 365?