(Users who use wireless routers have encountered the problem of frequent disconnection. Here we first explain the solution to this problem and the reasons for it. Recently, in major online forums, many netizens have reported that the router at home will be disconnected once every 24 hours. In fact, this is probably a way for operators to avoid number theft, and users do not need to worry too much. However, in addition to the quality problems of the operator and the router itself, in many cases, the problem of router disconnection caused by incorrect user usage and configuration is still very common.)