The answer is both.

save as registrations (3 bank or 13 bank) and user pads together. You can have 18 different programmed pads coming up with each registration load, so that should be enough for a jamming session, before you load the next 18.

Or just save registrations if you want to leave the pads alone on the next load.

don't be put off by the patronising 'techie' talk, about as accurate as the identification of new members