I would like to refer you to try this bkf recovery tool to recover and repair bkf files from lost and damaged backup files with simple and secure way. With this software you can easily recovers images, pictures, music files, emails, exchange mailbox files, document files and so on from BKF file which is corrupted due to unforeseen backup interruption, malfunctioning of Windows backup software, virus attack, system shutdown due to power cut or hard drive corruption. This software is designed to deal with all types of complications, such as run time error, unrecognized file, and CRC errors because of which your BKF files go inaccessible and corrupt.
Download it free demo version of this software which from you can see what you can actually recover from the BKF files before you can pay for the software. And if youre satisfied with the results, then only you should purchase the software from online easily.