If it's her car I'd leave her to read the manual.
It's in badly translated Japanese and seriously abridged and every section starts with pages of legal disclaimers. I have now found the full online version but feck is this complicated with profiles that are held on our phones and even the simple stuff just isn't intuitive.
But then I've had my car nearly 5 years and still haven't worked everything out but then why would I actually use that racing start feature