Under the window’s File menu there is a handy function called Load Sysex File that can be used to load all new OB-X8 V2.0.0 Sysex file formats like  OB-X8 V2 Split+ Double+ Binaural.syx or OB-X8 V2 User Groups 1-2.syx.

You can also use this function to safely load OB-X8 OS.