WPS (Wi-Fi Protected Setup) is a connection method to connect two Wi-Fi devices without any username and password. It is an alternative to the standard wireless network connection method. Routers have the WPS button on them, and the devices you are connecting to the router should also have the WPS option or button or PIN. Without entering the Wi-Fi network name and password, you can easily connect them both. But the router does not work well all the time. Sometimes you could find the router button flashing in different colors. Each color indicates a different issue on the router. Read more on the Verizon router WPS button flashing red problem and its solutions. When you try to connect the router and your device using WPS, if the WPS button blinks red, it means the connection has not been established. If the button blinks red after the WPS connection is set up, it indicates the connection has stopped. The below steps can help you fix the WPS connection problem.