how to change programming code on slave door-lock before we start you need to know your programming code you can find it on the instruction booklet or behind the keypad if it's not working you probably change it if you don't remember the video on the upper right corner will help you to reset your keypad to factory default now that you have your programming code type it on the keypad the Sledge button will blink orange 3 time press the Sledge button press 3 enter your new programming code this code must be six digit long and the force first digit must be different from any user code finally input your new programming code again to confirm if everything is fine the Sledge button will blink green and b to confirm that you're done for any other instruction about slave door lock see the video on the upper right corner or link in the descriptions so this is it thank you for watching I hope it helps don't forget to subscribe what do you see back there it's from my main channel please come take a look at this right there thank you for watching again see ya