Yes, some content pictures you think are too straightforward can be changed. At the same time, let her know that if someone tries to do this to her, no matter how old she is, she must tell her parents that she has been hurt. You can come up with a code name to refer to these things. How to prevent it, because some people really can't see it now, and some children, whether malicious or not, don't know the harm to others if their parents don't teach them. If menstruation has come, it is even more important to tell her that children of this age will be curious.