I have a Kemper. Yes, the base tone is what it is - you’ll usually download a profile like “Basket case” and it will sound roughly like the song if you have the right guitar. It’s heavily pre-styled and you can’t really make it sound that different - and why would you?
Nuno B said that he played EVH's guitar and rig, and he sounded like....nuno. Thanks to Rick Beato for the interview, and making music interesting again.