Whether both garage door sensors should be green depends entirely on the brand and model of your opener. While some systems use dual green lights, many modern systems (like LiftMaster or Chamberlain) use an amber, orange, or red light for the transmitter and a green light for the receiver. The…

The most effective way to fix a garage door sensor is to clean the lenses with a soft, lint-free cloth and realign the sensors until the LED indicator lights glow steadily. Most sensor issues are caused by simple obstructions or physical displacement rather than a total electrical failure. These “photo-eye”…