1. Launch the game "Noob vs Pro Zombi Apocalypse" on your mobile device.

2. Tap the screen to begin and follow the introductory storyline that explains how the zombie apocalypse started in the block world.

3. Use the on-screen interface buttons to control your character. Movement buttons allow the Noob or Pro to walk left or right.

4. Tap the shooting button to attack incoming zombies. Timing is crucial, so shoot when zombies are close to avoid damage.

5. Progress through levels by defeating all zombies and reaching the end of each stage. Each level becomes more difficult with stronger zombie hordes.

6. Collect weapons, coins, and other resources as you move through levels. These items help you survive longer and deal more damage.

7. Switch between Noob and Pro characters when needed. Each character has unique abilities and strengths that can be used strategically.

8. Destroy obstacles in your path to clear the way and reveal hidden rewards or enemies.

9. Watch your health bar and avoid taking too much damage. Use health packs and other power-ups to restore health.

10. Continue advancing through levels, uncovering more of the story, and fighting increasingly powerful zombie bosses.