In this era of technology that continues to develop, it cannot be denied that the development is also supported by developments of the realm of information and communication. Social media is an important medium in making this happen. In social media, there is various content that can be watched by all people, especially students, which brings both good and bad impacts. Apart from all that, the (Religius Proselytizing) here has an opportunity to balance the development of information technology by utilizing the social media as a means of supporting dakwah. The purpose of this study was to determine the effect of dakwah content through social media on the level of student understanding of Islam. This research method uses a quantitative descriptive approach by taking a questionnaire in data collection and then analyzing it by simple linear regression analysis to determine the effect of the independent variable on the dependent variable. The result of this study is a significance value of 0.000 which is smaller than 0.05 with a simple linear regression equation Y = 0.372 + 0.831 X. The results of the model feasibility test (F test) also show the calculated F value of 194.005 > F. From all the results obtained It was found that a conclusion can be drawn that there is an effect of dakwah content disseminated through social media toward student’s understanding of Islam, as evidenced by a significance value of 0.000 which is smaller than 0.05.