This padlock have four tricks that prevent it opening, even with key. First you need to open the top cover to gain access to keyhole. To do this, you have to turn a decorative element on the front side of the lock clockwise until it stops (photo 6 ). Then press the the top cover (photo 7), and again to turn a decorative element until it stops (photo 8 ). Release cover and turn again to the stop. Again, press and turn clockwise until it stops. Open the cover (photo 9 è 10 ). Insert key and turn it clockwise until it stops, then pull on itself and leave key in this position (photo 11 ). Then you need to move up decorative element until it stops (photo 12 è 13 ). You can now remove the left bolt (photo 14 ). Once the bolt removed, insert probe into the hole (photo 15 è 16 ). Then you need to move a decorative element down until it stops (photo 17 ). You can now remove right bolt. Locked padlock in reverse order.