Looking for answers about the Linksys router red light issue? Wifi Linksys is there to help. Typically, a red light on Linksys routers indicates a connection problem, firmware fault, or hardware issue. You can troubleshoot the issue with Wifi Linksys support by looking at cable connections, rebooting the router, and upgrading the firmware. https://wifi-linksys.com/pro-techniques-to-resolve-linksys-router-red-light-problem/