Political knowledge influences political behavior and political participation as the person who has sufficient political knowledge will contribute his part in political issues and get engage himself in political campaigns. Hence, a politically informed person put an impact upon others by sharing his views and information. Now a day social media has revolutionized the world due to its unlimited features, and it made it easier for everyone to spread the news and especially the political content. Different political parties use social media platforms to engage their voters and especially youth. This study suggests that social media plays a critical role for youngsters to disseminate information regarding politics and affects the internal and external efficacy of youth by the transmission of knowledge and political participation through social media.