If you no idea regarding how to restore BKF file, when backup restoration process failed because backup files may gets corrupted due to any of the reasons like power failure, backup interruption, software crash etc then you need to use Microsoft BKF Restore software to easily restore backup files after repaired corrupted backup database in Windows XP. This software support to repair corrupt, damage or non working BKF files like attached emails, PST files, audio or video files, songs, images etc. If you are use FREE DEMO version of software then it will provide you an expert way that how to use software without facing any complexity. 1. Install DEMO Version as soon as possible 2. Run carefully 3. Collect corrupt files for repaired 4. As per your demand use any one options to repaired files as like Quick, Deep or Partial Scanning 5. But sorry for one thing that you can't save any repaired files through DEMO Version 6. If you want to save all repaired files then buy Full version of Software 7. Pay $89 for Personal License and $180 for Business License only. Read more: http://www.microsoft.bkfrestore.com/