2. Control Scheme: Fire Hero 3D provides two control schemes - touch controls and tilt controls. You can select your preferred control scheme from the settings menu.

3. Fire Extinguishing: To extinguish fires, tap on the flames using the touch controls or tilt your device to aim the water hose. Make sure to aim accurately to prevent the fire from spreading and causing more damage.

4. Rescuing Civilians: During some missions, you'll encounter civilians trapped in burning buildings or hazardous situations. You need to navigate through the obstacles and rescue them by tapping on them or using specific tools provided in the game.

5. Firefighting Gear: As you progress in the game, you can unlock and upgrade firefighting gear, including fire hoses, axes, and breathing apparatus. These upgrades enhance your abilities and make it easier to combat fires and rescue civilians.

Walkthrough:
1. Level 1 - Fire at the Warehouse:
Your first mission is to extinguish a fire at a warehouse. Follow the on-screen instructions to control the water hose and aim at the fire. Squirt water on the flames until they are completely extinguished. Beware of explosions and falling debris. Once the fire is out, you'll move on to the next mission.

2. Level 2 - High-Rise Building Rescue:
In this mission, you'll be tasked with rescuing trapped civilians in a burning high-rise building. Navigate through the corridors, avoiding obstacles and flames. Use your axe to break down doors and locate survivors. Once you find a civilian, tap on them to lead them to safety. Repeat this process until all civilians are rescued.

3. Level 3 - Forest Fire:
A massive forest fire has broken out, endangering wildlife, and nearby structures. Your objective is to stop the fire from spreading and save the surroundings. Use the water hose to extinguish flames, prioritize areas closer to human settlements, and rescue any trapped civilians or animals.

4. Level 4 - Chemical Plant Rescue:
There has been a chemical leak at a nearby plant, and civilians are in danger due to toxic fumes. Equip your breathing apparatus for this mission and carefully navigate through the hazardous environment. Locate the affected civilians and guide them to safety. Watch out for any unexpected chemical reactions. Complete this mission to prove your fire hero skills.

5. Level 5 - City-wide Emergency:
In the final mission, the city is under chaos, with multiple fire outbreaks and trapped civilians. Use all your firefighting skills and gear to extinguish fires, rescue civilians, and restore order. Prioritize larger fires and save as many civilians as possible to complete the mission successfully.

Conclusion:
Fire Hero 3D is a thrilling firefighting simulator that provides an immersive experience with its realistic graphics, challenging missions, and accurate controls. Following this walkthrough will help you navigate through the game and become the ultimate fire hero. Put out fires, rescue civilians, and save the day in this action-packed firefighting adventure!