You can open that person’s chat in Messenger, tap their name at the top, choose Block, and confirm done. It’s quick, and honestly a good move to keep things stress-free and safe for your daughter.
To block a person on Messenger, open the chat, tap the person’s name or profile icon, and select Block. Choose Block on Messenger or Block on Facebook if needed. Blocking prevents messages and calls from that person without notifying them.
