This tool comes highly recommended by Microsoft MVPs and administrators, offering advanced features such as extracting data from OST files independently of Exchange, exporting mail items to Microsoft 365 or Live Exchange, as well as splitting or compressing PST files. It supports the conversion of OST files from Outlook versions 2021, 2019, 2016, 2013, 2010, 2007, and 2003. Compatible with Windows 11, 10, 8.1, 8, 7.