The Linksys router red light usually indicates a connectivity issue, hardware fault, or firmware error. If your Linksys router shows a solid or blinking red light, it may mean the internet connection is down or the router isn’t receiving a signal from your ISP. To fix this, restart the router, check the modem connection, and ensure cables are securely plugged in. Updating the router’s... https://linksys-wifi.com/how-to-fix-red-light-on-linksys-router/