nostr:nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqpzna02749rgut5ypawxe7yk6c2a39a3fzfyfm0ds8mu04a6m33xs964fe8 She is currently using Zorin, which is apparently a privacy-focused Ubuntu variant that I don't know much about. This was recommended by some online privacy course she was taking.

My recommendation to new users is almost always that the best distro is the one your friend uses, so you can get support when questions come up. In this case she paid for a supported version, so since things were working, and her course used it, I advised her to stick with it for now.