How to Split Large PST Files - Version 4.0 Professional split PST software has the key of heavy PST files into smaller fractions you can resolve your how to split large PST files query within a moments. SysTools get ready to solve this and made by expert engineer and sort out issue, "how to split large PST files" utility and get perfect solution. Many critical crisis comes like * Outlook speed slows down * Searching located info is time-consuming* sized of PST files cross 2GB memory limit. How to split Large PST files tool ease solution for this all these difficulties. You only need to follow some instruction: Open SysTools Split PST. 1) Go to start menu>>Programs>>Split PST >> 3) Click on browse button to select MS Outlook PST files. 4) After clicking browse button software displays.5) Select the file and click on open button.6) In PST information box, software extracts all its information such as PST name, PST Type, PST size and no. of PST Folders present inside selected PST file. Now click on next button.