MY LED LIGHTS WON'T TURN ON!

Ugh, this is so frustrating! I want my LED lights to work, but they just won't switch on. I've verified the sockets - they seem alright. Maybe the wall switch is {the{ problem? I haven't know what else to do! Any suggestions would be much appreciated! Diagnosing Faulty LED Lights When your LED lights begin to fail, it can be a annoying experien