Windows BKF Recovery Tool - Version 3.5 Windows BKF utility allows you to backup vital files & folders such as registry settings, hard drive data, music, images, system state data, documents etc. in regular basis or in frequent intervals to safeguard vital data by creating a backup copy of your important data & files by storing it in a single portable BKF file. But many a times BKF files get corrupted and then you require Windows BKF Recovery Tool.While opening BKF file, users often get errors that do not allow users to open BKF files created using NTBackup.exe or Windows MS Backup Utility. Corrupt BKF file shows following errors while opening corrupt BKF file:*The backup file is unusable *The backup file is unusable. You must erase it, or choose another file *The fixed media is full. You cannot back up all of the specified data to this disk device. The backup operation will stop *Error the backup file contains unrecognized data and cannot be used