your desired Code: 1) Initially put it into 0000 to unlock it. 2) Rotate the front knob 90 degrees, when the “Set” icon is directly in proportion with the mark. 3) Change the numbers to your desired combination, whilst being in the “Set” position. 4) Rotate the front knob anticlockwise 90 degrees, once you’re happy with the combination 5) You’re new combination is applicable now to your lock