In MS Outlook, large sized PST file lead to manageability issues and low performance problems. To resolve these Exchange related performance issues, Kernel for PST Split should be employed. The software intensively scans PST and Split PST 2013 File along with each and every data items like Inbox, Drafts, Calendar, Outbox, Deleted Items, Journals, and Contacts. After the PST split, you can save results in either new PST or existing PST file.