How can I combine two or more PST files into one Outlook PST?

If you are looking for the best way to combine two or more PST files into one Outlook PST, use the MailsDaddy PST Merger Tool . This professional software allows users to merge unlimited Outlook PST files without losing any data. It efficiently combines PST files, including emails, contacts, calendars, tasks, and notes, while maintaining the folder hierarchy. With its user-friendly interface, both technical and non-technical users can easily operate it. It supports both ANSI and Unicode PST files and works with all Outlook versions, including 2019, 2016, and earlier. Try its free demo version, which allows you to merge the first 20 items per folder without any cost. It runs smoothly on all Windows operating systems, including Windows 11, 10, 8.1, 8, 7, and XP.