Large PST files stored on the primary drive can negatively impact Outlook startup time and overall system responsiveness. To address this, professionals commonly change Outlook data file location as part of storage optimization and performance tuning. While performing this task, the SysInfo PST Converter Tool proves helpful in the middle of PST access challenges by enabling users to work with Outlook data even if profiles are damaged or files are difficult to locate. This ensures emails remain accessible, secure, and well-organized during long-term usage. The software works on all major Windows versions, including Windows 11, down to older server editions. It also supports macOS and Linux. It is compatible with all Outlook versions from 1997 to 2021, including Microsoft 365, and handles both ANSI and Unicode PST files without any issues.