You can try each of the following troubleshooting steps to [link|https://theispfamily.com/spectrum-wifi-router-red-light/|fix the red light on your router]. If one of these steps makes the red light go out or change to green or amber, check to see if your internet is working. If it does, then you don't need to do anything else.
***Here’s how to fix the red light on a modem:***
# Restart your router.
# Check your connections.
# Try a different cable or phone outlet.
# Try a different cable or phone cord.
# Check your internet credentials.
# Contact the manufacturer of your modem.
# Contact your ISP (Internet Service Provider).
***Thanks***