How to Switch Old ANSI files into Unicode PST files?

You can use the OSTTOPSTAPP Outlook PST Upgrade Tool, it easily converts old ANSI PST files into new Unicode PST files. It is user-friendly also easy to use this application. The conversion of several ANSI PST files into Unicode PST files quickly. This application is compatible with all versions of Windows, including 11, 8.1, 8, 7, Vista, and XP. Any size PST file in Unicode is produced by it. which have a capacity range of 20GB to 50GB, are limitless in size, and have no size restrictions.