Programing chamberlain keypad will not be required in most cases if the keys are stuck in the keypad. The issue could be that there is dirt, grease, or grime stuck in the keypad which results in a sticky keypad.
The solution to the problem is to clean the keypad from the inside and outside. The way to clean it is to use a few drops of appliance cleaner on a cloth to wipe away the dirt from the surface.
Use a soft brush to clean the inside of the keypad after you open it. The goal should be to remove all the accumulated dirt from the inside of the keypad without causing any damage. If for whatever reason you are having issues or need help, don’t hesitate to call our Chamberlain garage door openers experts!