Due to a number of problems with online learning, the learners today are frequently disengaged. Among these problems, we find, for example the quality of education provided through online programs and distraction of learners in online learning,...etc. So, in order to increase learner engagement in the learning process, we can build e-learning courses on a strong foundation provided by this area. The main objective of this work is to present an overview focuses on learner engagement in higher education in e-learning, through recently published papers. The results of the research papers included in this article show that certain factors like learning management system (LMS) tools, gamification, digital integration, etc. Furthermore, we try to propose in this work an approach to improve learner engagement in online learning environments.