Here are a few ways to rewrite the title in a formal tone, depending on your focus:

• Most balanced: “Restricting Adolescent Access to Social Media: A Prudent Solution or an Excessive Intervention?”
• More analytical: “Evaluating the Efficacy of Social Media Prohibitions for Adolescents: A Critical Analysis.”
• Direct and academic: “The Debate Surrounding Social Media Restrictions for Minors: Protective Measure or Overreach?”

Recommendation: The first option (“Restricting Adolescent Access to Social Media: A Prudent Solution or an Excessive Intervention?”) is the most professional while maintaining the core meaning of your original title.

Here is a formal revision of the title:

Vietnam’s Top Legislator Emphasizes Media’s Role in Combating Misinformation

Here are a few options for a formal equivalent, depending on the desired emphasis:

• Libyan Delegation Participates in Rabat Forum on the Societal Impact of Social Media
• Libyan Youth Representatives Engage in Regional Dialogue on Social Media’s Influence in Rabat
• Libyan Contingent Joins Rabat Conference on the Socio-Economic Effects of Digital Media

Recommendation: The first option is the most standard and professional for a news headline or formal report.