Your shy little princess from pre-school has now transformed into a friendlier version of herself, wherein she is no longer reluctant to make friends with new people. She no longer hesitates in taking the initiative to start talking or approaching someone.
What you need to know:
Though it is good that your little girl has grown up to take the initiative and start talking to new people. She needs to understand what kind of people she should be approaching. Here your role comes into play, help her identify the right kind of people to be friends with. In friends, advise her which about the good and not so good ones.