If they are working correctly the problem might be because of the safety sensors.
How to fix a garage door remote control.
Be careful not to lose the plastic insert that presses against the switch to activate the remote.
If you notice little scratches polishing with special substances may help.
Carefully spread the case from one end to the other and it will snap apart.
Climb down from the ladder and move at least 5 feet from the motor housing unit.
Press the open button on the remote unit within 30 seconds to program the motor housing unit.
Use a soft damp cloth to wipe the so called eyes plastic that covers the ir unit on the remote and the receiving unit.
Some garage doors have infrared sensors that shoot an invisible beam across the door.
Check the batteries and electrical connections in the remote to make sure they are working correctly.
If you have a three button remote choose whichever button you prefer to open the door.
Simple but true the remote transmitter needs power to send a signal to your opener.
Sometimes a reset is needed to reboot the circuit boards in both the remote control and the receiver.
Remote control boxes are usually plastic and can be opened by slipping a screwdriver into the slot on the edge.
Beneath it is the battery.
Check the ir eyes.
This is a work around solution to fix a garage remote.
Came up with the i.
If pressing the button on your garage door s remote control doesn t work check the batteries first.
A reset is accomplished.