If the school must allow free speech shouldn’t the social media be held to the same standard?

https://foxnews.com/politics/supreme-court-free-speech-ruling-cheerleader-profane-snapchat-post?fbclid=IwAR01uNSxyecDlhe2RjXq6BzBLFDD-MO8LnH-zGUr__ysPyaKDHbcnj_fUec