To recover corrupt DBF files while maintaining data relationships, first make a copy of the damaged file and avoid opening it in database applications. Use a DBF recovery tool like SysInfo DBF Repair Tool to scan the file, restore tables, indexes, and keys, and preserve links between data. Verify the recovery in the preview, then save the repaired file as a new DBF or convert it for SQL use. Read more: https://www.sysinfotools.com/blog/how-to-fix-corrupt-dbf-file-using-dbf-recovery/