THEIR LED LIGHTS WON'T TURN ON!

Ugh, this is so frustrating! I need my LED lights to work, but they just won't power on. I've verified the fixtures - they seem fine. Maybe the wall switch is {the{ problem? I haven't remember what else to try! Any ideas would be greatly appreciated! Identifying Faulty LED Lights When your LED lights begin to act up, it can be a frustrating exp