If the door opens when you press the button on the wall mounted control keypad but not when you use the remote you might have just pinpointed the source of the problem.
My garage door will not open with the remote.
Check to make sure that the opener is plugged in and that no fuses are blown or circuit breakers tripped.
To reprogram your garage door remote locate then press your opener s learn button.
Then within 30 seconds hold the button on your remote for three seconds or until garage door opener s lights flash or the led light on your opener blinks.
The batteries in the remote are brand new and the door still won t open.
When the liftmaster wall station is locked you will notice a blinking green light in the center of the large white push button.
To unlock the lock feature hold your finger on the lock button for 10 seconds the green light will stop blinking and become steady.
Try resetting the remote.
These prevent the operation of the garage door opener with hand held remotes.
Check to be sure the antenna is attached and if it is not hanging down from the unit move the antenna so it can catch the beam being sent by the remote.
My garage door will open but not close with remote posted on may 16 2020 by bandi ruma garage door openers top 10 reasons your garage door won t garage door is opening by itself garage door won t open.