Incidentally, you may change the PIN NUMBER on your own router.  I hope That is the knowledge you are trying to find and that's solves your dilemma.  If the data is Completely wrong, I'm sorry - like I reported, I'm no qualified!重启设备和路由器：尝试重启使用的设备和路由器，有时网络连接问题可能通过重启解决