1. With dials at 0-0-0, pull out shackle
2. Turn shackle counterclockwise 90 angle (1/4 turn) and press it down
3.continue pressing shackle and turn another 90 angle (1/4 turn)
4.set the disls to your own combination
5. Turn shackle clockwise back to the original 90 angle position. Lift and return shackle to closed position