The lights on my router

[kkofron213]

I have the first three lights lit up on my bran new router. I see there is a fourth light. Does anyone know what the light is for or should it also be lit? 

[antinode]

> [...] Does anyone know what the light is for [...]

   Some might.  To join them, you might try this radical technique:

      https://en.wikipedia.org/wiki/RTFM

   Visit http://netgear.com/support , put in your model number, and look
for Documentation.  Get the User Manual (at least).  Read.  Look for the
LED descriptions.