1. Launch Grand Cyber City on your mobile device and wait for the main menu to load.

2. Choose your preferred game mode: Missions, Races, Challenges, or Free Mode.

3. Select your vehicle type from various options such as car, motorbike, rocket, or parachute simulations.

4. For Player 1 controls: use W, A, S, D to move, SHIFT or N to activate NOS boost, F to open your gun, T to look behind, R to reset your car, and C to change the camera view.

5. For Player 2 controls: use ARROW KEYS to move, M to activate NOS, J to activate the gun, L to look behind, U to reset the car, and O to change the camera.

6. Complete missions to earn rewards and unlock new vehicles and customization options.

7. In Race Mode, aim to finish first by using shortcuts, NOS boosts, and avoiding collisions.

8. In Challenge Mode, complete specific tasks such as stunts or time trials under set conditions.

9. Free Mode allows unrestricted exploration of Grand Cyber City using any unlocked vehicle.

10. Use earned points to upgrade vehicle performance, weapons, or visual appearance.

11. Enjoy the immersive experience and progress through the city’s vibrant and futuristic storyline.