Endoleak is a major cause of poor long-term outcomes and reintervention after endovascular aneurysm repair (EVAR) for abdominal aortic aneurysms. The prevention and management of endoleaks are critical to improving the safety and efficacy of EVAR procedures. This article aims to summarize the key challenges and strategies in managing various types of endoleaks during EVAR, providing guidance to reduce the incidence of postoperative endoleaks.