Add spaces: IfyourPCopenstheBSEfile,butit'sthewrongapplication,you'llneedtochangeyourWindowsregistryfileassociationsettings.Inotherwords,WindowsisassociatingBSEfileextensionswiththewrongsoftwareprogram.
If your PC opens the BSE file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating BSE file extensions with the wrong software program.