How to Repair System State BKF File? Whenever you have corrupted bkf files in windows backup utility data base so install BKF Recovery tool and accurately recover damage bkf files. By default Backup files are stored in the C drive''s Windows folder. System 32 contains all the BKF files which are under Windows folder. But if the location of the BKF file is changed there is a huge chance of the files present in the backup system getting corrupt or damaged. In that situation backup system users can use BKF Repair Tool which is fully capable of performing data recovery process in a very rapid session. Know how to repair system state BKF files which are corrupt and damaged with BKF Repair Tool which is utilizing to repair BKF files even when the temporary location of the file is altered. You can purchase BKF Repair Tool for just $89 for its personal license. If you want business license of the utility you can buy that by paying just $180.