Large PST File Corrupted (20–50GB) – Any Reliable Fix?

Apr 10, 2025
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Large PST files between 20GB and 50GB often become corrupted, especially if Outlook is used heavily or the file is moved between drives. ScanPST usually freezes or crashes when repairing files this large. The most reliable solution is to use a repair tool designed for big PST files. Advik PST Repair Tool handled my 28GB PST file smoothly and rebuilt it into a fresh, working PST without losing folders or emails. Its deep scan can repair size-related corruption and extract all emails, attachments, and contacts safely. If your PST is oversized, using a professional repair tool is the best fix.