Changing the code on a Schlage lock can make your home more secure. Generally, you'll need the current programming code printed on the back or the side of the keypad. Once entered, you can follow a sequence of button presses to set a new code. Each lock model can vary slightly in instructions.
Do you have a specific model you're working with? Or are you facing any challenges in the process? I'm here to help with any details you might need!