Once you change the master EQ settings, they will remain in place until you either reset the OS or change them again. No need to store them.

The only reason the volume would change between registrations is that the volume was changed when the registration was made.

Hope this helps,

Gary
_________________________
PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)