Well thats the internet for you. Check the connection between your modem and your primary google wifi point.

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Google wifi solid blue light. Your wifi point has no internet connection. If suddenly your google wifi lights turn solid blue then turns off after. This knocks off all other devices from the internet and my remotemeshed google wifi pucks turn cylon flashing red to indicate a problem. You probably thought that it is already broken or needs servicing. Google wifi stuck in flashing blue light solid blue light i have 3 point at home and the one at the basement had stopped working since yeaterday so i deleted it from the network. When its done it will reset and start pulsing blue letting you know its ready for setup.
Wifi point is online. When i try to add it back the app cant find the point and the light is solid blue. If theres still no light contact wifi customer support. Usually this light problem happens when you do a factory reset in your google wifi or accidentally pressing the physical button on the back. Your wifi point is performing a factory reset this could take up to five minutes. If your google wifi seems to be looking a bit blue these days as in the light is stuck blue you might want to check to see if its still actually functioning.
The current build for it. After plugging in the router for about 15 minutes the light goes solid blue like its doing a factory reset except it stays blue and never changes. If theres still no light contact customer support. If the light doesnt return to solid green restart the router. If i unplug it and plug it back in for a power cycle it will work fine for another 15 minutes then crash to the solid blue light again. If your wifi point is already set up and the light is off check your light brightness settings in the app.
The playstation 4 has a thing called the blue light of death and so the internet just coined the phrase the blue ring of death. About once a day now usually while im away at work the google wifi puck that is connected to the modem will switch from a solid white light to a pulsing blue light. If your wifi point is already set up and the light is off check your light brightness settings in the app. Which is in reference to the solid blue ring that appears on the top of the echo device when the unit is processing your query malfunctioning or refuses to do anything.