PST files can be split into smaller portions by resizing in a variety of ways. I loved this software since it allowed me to simply resize and split my Outlook PST file. You can also use the Sametools Split Outlook PST file program. The PST Split Tool is designed to function swiftly and efficiently. With a wide range of functions, this program simplifies the approach for users of various skill levels. The split, larger Outlook PST file software's simple user interface eliminates the need for technical understanding. Users can easily explore the software and understand its features. PST files can be split based on a variety of criteria, such as size, year, or folder selection. The software ensures data integrity during the splitting process, so you won't lose any important emails, attachments, or other Outlook data. Because it works with all versions of Outlook and is a versatile solution for users with varying Outlook PST files.