But if its off or red in color then its time to check to make sure that the network cable that connects the routers wan internet port often on the back of the router to the modem is plugged. The wireless could be failing.

How To Troubleshoot Home Wifi And Router Issues Guides
Spectrum wifi router blinking red. Alternating red and blue indicates the device should not be interrupted such as during a firmware upgrade. Five years is a long time in a routers life. Leave it ask unplugged for about 5min then plug it all back in. Use the tools in the my spectrum app to troubleshoot your connected devices and service. When there is a connection issue you can expect the icons to turn red or orange. If it powers on but didnt acquire a signal call tech support to see if the can bounce the port depending on your connection and troubleshoot it.
This signals that a device is plugged in and functioning normally. The farther away you are the weaker the signal will be. Your router should be placed in a central location for best coverage. The first thing to do is remaining calm and waiting for about 30 seconds. When everything is working properly you can expect the icons to be solid or blinking green or blue light. Red light is the sign that the dsl modem is unable to detect centurylinks internet equipment although you have to connect the line.
Try resetting the router to factory default to see if it sorts out the wireless. A flashing red light indicates that the router is not able to establish an internet connection. User guide model rac2v1s 2. Solid red indicates a critical issue. Distance from the wifi router. Solid when ethernet cables are connected and working properly.
Unplug it from power then unscrew the coax cable. A pulsing light that alternates blue and red indicates that the router is updating firmware. A solid red light indicates that the device was not able to achieve a normal operating state. If the dsl modem keeps giving red dsl light signal it means there is a problem with the modem. Flashing red red onoff indicates connectivity issues.