I also have 2boys so when i had dd it was a shock to change her nappy. I wasn't told how to. Sounds like your doing it right. Cleaning the nooks and creases. If you have some vaseline you could pop it in her bum to help protect it or even abit of free naked bum time would help.

Sent from my Galaxy with the barefoot princess covering me in kisses, so please forgive the mistakes