WIFI连接adb connect : Connection refused

adb connect 192.168.0.101

出现错误
failed to connect to '192.168.0.101:5555': Connection refused

解决办法：

 1. 手机用usb线连上电脑
 2. adb tcpip 5555
 3. adb connect 192.168.0.101

connected to 192.168.0.104:5555

连接成功