The factory default code for the device is: 0-0-0-0.
Open the key storage safe, and on the back side, you will see a switch labeled A-B.
To enter code change mode, switch from A to B.
Select your desired code combination. (Make sure the numbers of the new code are aligned in a straight line).
After selecting your desired code, immediately return the switch from B back to the A position.
Please note that if you do not follow these instructions and the safe gets blocked, the company will not compensate for the damage.
The given instructions apply to the following models: G1, G2 XL, G3 XL, G6, G7, G10, G11, G14, G16 XL, G20, G21, G22, G23, G24, G25
See the photo for reference: