URC6820: How can I delete a learned key on my Zapper +?

If you would like to delete a learned function that you no longer require, please follow the procedure outlined below:

1. Hold down the GUIDE and MENU keys until the light blinks once and then twice.
2. Press the learned key you wish to reset twice, the LED will blink twice.

Additional Information:

•  You can delete a learned key by overwriting it with a new learned function.