How to Break PST Files - Version 4.0 Try PST file splitter and learn how to break PST files into small parts. This is the best solution provided to Outlook users through which they can break their bulky Outlook PST into several portions. Our Outlook splitter tool provides various options to break PST files to smaller ones like Split PST by Date, Split PST by Size, Split PST by Year, Split PST by Folders and selected Folders into little parts. There are few main reasons behind to split a PST files. Firstly, increase Outlook pace. Secondary, avoiding confusion of various PST files corruption/damage/oversized PST files. To sort out this case by using how to break PST files: only follow simple steps:1. Browse and Select PST file2. Click on "Split" button3. On-screen splitting process displayed4. Preview appeared of split data5. Click on "Save" button6. Select location for saving the file7. Click "ok"If you are not getting these above steps properly then