The lights on the router are indicator of the state of the router. If you see the lights on your Linksys router blinking, it means that the firmware of the router is either corrupted or outdated. You can navigate to settings and check if there is any update available. Here’s how to update the firmware on the router.
Steps to update firmware:
Login to your Linksys router account.
Go to the basic tab and check for updates.
Click on the update firmware section.
You can then install the firmware on your device.
A pop up will appear on the firmware update box, click yes on that.
Reboot the router and firmware will be updated.