LEARN BUTTON LOCATION Look under the garage door opener light cover, on the same side as the antenna, to find the LEARN button. You would then reprogram the whole system by reading your garage door opener manual. Step 2: With most garage door openers, you can erase the memory by holding … Many garage door opener brands let you buy replacement remotes. Locate your garage door opener LEARN button, then consult the garage door opener compatibility chart below to confirm which replacement remote will work for you. If your opener model is no longer manufactured, it may not be easy to find a … Sometimes some certain garage door opener brands can’t program a new remote control. When you have this issue you may have to buy a new garage opener. Locate your garage door opener LEARN button, then consult the garage door opener compatibility chart below to confirm which replacement remote will work for you. Universal Remotes. LEARN BUTTON LOCATION Look under the garage door opener light cover, on the same side as the antenna, to find the LEARN button.