To recover BKF files with high accuracy, you should use the Aryson BKF Recovery Tool. It scans, repairs, and recovers data from the corrupted Windows backup file (BKF). It allows for repairing large PST files without any size limitations. The software supports BKF files created by Windows NTBackup and Symantec VERITAS Backup Exec and scans the files with two scanning modes Standard and advanced.