If you are looking for the best KDETools Outlook PST Splitter Tool to split PST files then I would like to suggest you to use KDETools PST Splitter Tool which is the most popular utility that can easily split large Outlook PST file into multiple small PST with ease - Files split. Save the split PST file in the desired destination path on your system.

VISIT HERE ;
https://www.kdetools.com/pst-splitter/