Converting OST files into PST files or any other file format is a challenging task. However, many of us use manual methods to convert OST files we need to use a professional tool like Data Recovery Freeware OST to PST Converter and Aryson OST to PST converter. This tool converts the OST file into multiple file formats like PST, DOC, DOCX, MBOX, HTML, etc. It also transfers the OST file into a number of email clients like Thunderbird, Yahoo, Gmail, etc. It also maintains the data hierarchy throughout the conversion process. However, this tool allows its users to convert large OST files in bulk with all its attachments. 

Professional Methods to Convert OST Files

- Download and install the OST to PST converter in your system.

- Select the OST file to convert.

- Now select the OST file/folder to preview. 

- After this select the file format to convert the OST file. 

- Now set the path to save the resultant file.

- Lastly click on the convert button to start the conversion process.

If you want to the other methods to convert OST to PST then read this article 3 easy methods to convert OST to PST in Outlook.