1. Launch the game "Real High Stunt Car Extreme" on your mobile device.

2. On the main menu, choose your desired game mode: main tracks for casual play or bonus tracks for more extreme challenges.

3. Use the on-screen touch controls to steer and accelerate your car. Typically, there are virtual buttons for movement similar to W, A, S, D keys: forward, backward, left, and right.

4. Begin with the main levels to get familiar with the car's physics and handling. These tracks are designed to be fun and accessible for all skill levels.

5. Drive through loops, ramps, and jumps while avoiding falling off the track. Stay balanced in mid-air and try to land smoothly to maintain speed.

6. Collect rewards and coins during each level to unlock new cars and upgrade your vehicle’s performance.

7. Once confident, try the bonus tracks which feature more complex stunts and higher difficulty. These levels bring greater rewards but require precision and control.

8. Experiment with different cars to find one that suits your driving style. Each car may handle differently on various track types.

9. Keep practicing to improve your stunt skills and complete all the challenges.

10. Enjoy the thrill of high-flying car stunts and aim for the best times and scores on every track.