You can use the Email converter software for converting email files into other email files format but before using any tool you should know the complete knowledge about why we need conversion of email files? Here I share article link:  Manual conversion of Email files from where you will learn all the details about popular email files and the best conversion methods for OST to PST, EDB to PST, NSF to PST, OLM to PST, MBOX to PST, EML to PST, DBX to PST, DXL to PST and PST to EML files format.