THEIR LED LIGHTS WON'T TURN ON!

Ugh, that is so frustrating! I have my LED lights to work, but they just won't switch on. I've verified the bulbs - they seem okay. Maybe the wall switch is {the{ problem? I don't know what else to try! Any help would be greatly appreciated! Troubleshooting Faulty LED Lights When your LED lights start to malfunction, it can be a annoying experi