2. Place the wireless. The wireless. is used to receive the player's instructions and is the core of the submarine. If all wirelesses. are damaged, the game will end. So you must protect it.
3. Place a diesel engine.
4. Click on the Binding button in the lower left corner and then click on the diesel engine just placed to bind the diesel engine to the
5. Connect the diesel engine with a shaft and a propeller.
6. The diesel engine will automatically absorb the surrounding liquid fuel. Place diesel next to the diesel engine. Then click the green start button in the upper right corner to enter the sea mode.
7. Use the right mouse button to move the map. Use the V key to switch to the 3D view.
8. Use the AD button to make a turn. Use the Z button to push the throttle to the maximum. Use the F key to switch between forward and backward.