Problematic Internet use is proposed by researchers who focus on the impact of Internet onpeople’s physical and mental development and social adaptation. The core factor leading to problematicInternet use is individual maladaptive cognition. As a common maladaptive cognition in life, fear ofmissing out has a great impact on Internet use. This paper reviews the researches on problematic Internetuse caused by fear of missing out from two aspects: direct prediction and mediating, and providesinspiration for subsequent researches and suggestions for the control and prevention of subsequentInternet use problems.