Adobe PST Files Split - Version 4.0 In order to able the split large PST files with using spectacular Split PST software. There are some problems causes of large PST files- Outlook slothful pace, not easily opening, not simply sending, not ease to receiving and not moving PST files. Thus situations come then users can do splitting process for this, adobe PST files split your data into smaller fractions. Local split PST tool split all item of Outlook like: notes, inbox, calendars, contacts, journals, to do list, task and email attachments. Split PST attachments ease to split attachments copy of PST files within your Outlook mailbox. Split PST files have using zip and adobe files this will also split into smaller fragments. Split PST software supports all Outlook (97, 98, 2000, 2002, 2003, 2007, 2010 (32 bit)) and Windows (2000, 95, 98, 2003, CE, Win 7, XP, ME, NT, Vista) Versions. A Split large PST file has 5 options:* split PST by size* split PST by sender emails* split PST by date