He's imploring social media companies to censor Americans. That's state action in violation of the First Amendment. SCOTUS held in 1973 that the government “may not induce, encourage or promote private persons to accomplish what it is constitutionally forbidden to accomplish.”
Quote:
Biden:"I make a special appeal to social media companies and media outlets — please deal with the misinformation and disinformation that's on your shows. It has to stop."