Should that light be red?
If it does, you dont need to perform any additional steps.
Heres how to fix the red light on a modem:
cycle your router.
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Unplug your modem/router from power, wait at least 30 seconds, then plug it back in.
Wait while the lights cycle, and see if the red light goes away.
Check for service outages.
If so, you’ll just have to wait for them to fix the problem.
One way to confirm this is to contact your ISP.
Their website might have an outage map it’s possible for you to check.
If you have a cable modem, check the coaxial connections at the modem and the wall.
see to it theyre tight and not corroded.
If you find a loose connection, tighten it.
You may also need to kickstart your router after fixing it.
Try a different outlet.
If your house has multiple phone or cable outlets, connect to a different one.
Try a different cable.
If you have another coaxial cable or phone cord, try swapping it out with the existing one.
Using a paperclip, hold the reset button on the modem for up to 30 seconds.
Resetting the modem will delete any customizations you’ve made.
Check your internet credentials.
If your modem admin portal has a place to enter ISP login credentials, confirm theyre entered correctly.
If it doesnt, youll have to contact your ISP to ensure the modem is correctly provisioned.
Let the modem cool off.
hit up the manufacturer of your modem.
The red light may indicate an internal fault.
If it does, the modem will require service or replacement.
The manufacturer will be able to tell you if thats the case.
If youre still having trouble with the red light, contact your ISP.
If you rent your modem from the ISP, they can replace it.
To fix a red light on your modem, youll need to run through a handful of troubleshooting steps.
Most modem lights tend to be green, and a red light usually indicates a problem or fault.
Modems can show other colors, too.
If your power light is red, check with your manufacturer.
It might be expected.
Most importantly, ensure the modem is securely connected to your router with an Ethernet cable.
Themeaning of modem light colorsvaries widely depending on the specific modem model.
Consult the manufacturer’s website or the manual.
