Start with a calm check-in and listen without rushing to fix things. You could...

https://sophiasmasterblogs.timeforchangecounselling.com/how-do-i-support-someone-who-is-starting-treatment-but-still-angry-at-me

Start with a calm check-in and listen without rushing to fix things. You could say, “I care about you, and I’m here if you want to talk or figure out one next step together.” Offer practical help, like making a call or joining them for an appointment