This can be done in the following ways:
1. Connect the router to the computer or mobile phone, then open the browser and enter the management address of the router in the address bar
2, enter the router background, find the wireless Settings, and then turn off the wireless function
If you do not open the setting, there is an alternative way to remove the antenna on the wireless router, on the line, does not affect the use of wired routing, when you want to use, and then install the antenna on it.