Each of the 4 buttons on the remote programs individually of the others so having multiple brands of openers controlled by a single remote is not a problem.
How to program a genie garage door opener remote control.
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.
Press the remote control button programmed in step 2 until the garage door opener lights flash or just hold 4 seconds.
The led indicator light on the motor housing should now flash or glow steadily this varies by model.
Press the same remote control button again the led indicator will go out.
Press and release the learn button on the garage door opener or door control.
You will need genie s gt912 remote control to program the old genie door opener to the remote.
Press and release the button on the remote you want to program.
Place the ladder under the garage door power head and climb so you are within reach of the control buttons.