THEIR LED LIGHTS WON'T TURN ON!

Ugh, that is so frustrating! I want my LED lights to work, but they just won't switch on. I've looked the sockets - they seem alright. Maybe the wall switch is {the{ problem? I don't remember what else to try! Any help would be much appreciated! Identifying Faulty LED Lights When your LED lights begin to fail, it can be a painful experience. Be