Searching the backup solutions of OST files to PST then stop it now. Let me tell you the best and quickest way to backup the solution of OST file to PST, WebbyAcad OST to PST Converter Tool. This Tool gives you a seamless and professional way through its advanced methods like Data filtration, Bulk Conversion, Surety about your data authenticity, and many more. You have to run it in any kind of Windows OS, after downloading the software > Add the OST file > Preview the file > Choose the file format .pst > Manually select the file saving path > press the export button. Within a second your OST files convert into PST.