Most likely if the unit isn t very old it will have a learn button as the other fellow said.
How to clear genie garage door opener memory.
Place the ladder under the garage door power head and climb so you are within reach of the control buttons.
Remote openers can make your life easier by saving you the time and energy of getting out of your car to open the door manually if the opener is working properly.
How to erase the memory from a genie garage opener a press and hold learn button on power head for 10 seconds or until learn indicator led light goes out.
On a genie opener the learn button is normally a red circle button but it can also be black.
Almost every modern garage door opener has some form of limited internal memory which retains all the codes for mainly the keyless entry pad as well as the remote.
Push down the same button on your garage door remote.
Many things can cause an opener to stop working.
If so then holding the button until it flashes this can vary a little bit from bran to brand and.
At times you might need to erase the memory so that the codes are removed and the system is restored to its former default settings.
Wait for both the oblong and circular led to light up blue before they switch off altogether.
This calibrates the opener and syncs it with your remote control.
The power head is attached to the ceiling of your garage.
You may need to remove the plastic light cover to see the button.
Garage door openers are becoming more reasonably priced making them more widely used in homes.
Step 2 press and hold the learn button on the side of the power head for approximately 10 seconds or until the indicator light turns off.
On occasion you may want to erase the memory so all old codes get removed.