Windows cannot open NBK files?

If Windows is unable to open file extension .NBK you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a free registry scan.

Appropriate program:
 
NBK is a file extension associated with NovaBACKUP Backup Script NBK is a file extension associated with . Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair NBK file extension association errors.