GainTools Split PST » Tool is a useful tool that helps Microsoft Outlook operate smoothly by breaking big PST files into smaller ones. When PST files are excessively huge, Outlook problems, slow performance, and even data loss are typical. This sophisticated tool helps people safely partition big PST files by size, year, or folder without affecting how the data is organized. The tool protects all of the mailbox's data while it is being split, such as emails, contacts, calendars, attachments, and other stuff. It works with all the most recent versions of MS Outlook and Windows, so both people and organizations can utilize it. The software offers a simple, easy-to-use interface that helps anyone, even those who aren't very tech-savvy, split PST files with only a few clicks. It speeds up Outlook and lets people keep track of big PST files without losing any of them.