There are a lot of great things about social media, but there are also some negative aspects of it as well, which is why parents are nervous about letting their children use it much, or at all.
Here are some points on importance of social media for students to use and take advantage from:
https://tutorrealguru.com/blog/advantages-and-disadvantages-of-social-media-for-students/
https://www.moms.com/social-media-teenagers-pros-cons/