In the process of COVID?19 prevention and control, more restrictions are imposed on citizens’ freedom in the administrative law enforcement for the purpose of public health protection. In order to fully respect citizens’ personal freedom, the needs of information and remedy, on the one hand, we can refine the public participation system, improve the emergency response system, and clarify the legal concepts so as to improve the legal provisions; On the other hand, the government can adopt the flexible law enforcement, strengthen the principle of proportionality, and establish a cross?regional coordination and cooperation mechanism to ensure the reasonable exercise of administrative power.