NTBackup: NTBackup is the built-in backup utility system introduced with the Windows NT version. This application was made available to Windows Operating System users for safeguarding their data as it is possible to create backup copies of original files and folders using NTBackup. NTBackup is a part of all subsequent versions of Windows NT up to and including 2000, XP and 2003.
NTBackup BKF Files: This backup data created using NTBackup are saved in files with BKF extension and Microsoft Tape Format (MTF) file format. These BKF files can be backed up to tape, ZIP drives, hard drives etc.
A Scenario: If you have created the backup of your data in Windows XP using NTBackup, then you formatted your system and installed Win7; then, you cannot restore that backup data in Win7 as NTBackup is not there by default in Win7. For this, Microsoft has provided a free download of NTBackup Utility, which you can get from Microsoft site. For restoring the old Windows XP backup data, you can download NTBackup Utility from Microsoft site free of cost. After that, you will be able to restore the backup data.
To read or restore older backups, Microsoft has given the facility to its users, wherein, they can download NTBackup, which is available at the Microsoft website. Using this, users will be able to read BKF files.
In Vista: In Windows Vista and later Operating Systems versions of Windows, NTBackup is replaced by “Windows Backup and Restore Center”, which makes use of the Virtual Hard Disk (VHD) file format. In this, backups are supported to modern storage media like DVDs and image-based full system backups. If users of Windows Vista need to acquire NTBackup tool, they can download it from Microsoft site free charge.
If your NTBackup got damaged due to some unavoidable reasons then you can repair it using an efficient NTBackup Repair tool which is able to repair corrupt NTBackup files after corruption and that is BKF Repair Tool.