Uncover the reasons behind your iPhone 12's excessive heat and find out how to prevent it from overheating to ensure optimal device performance.

Why does my iPhone 12 get hot?” is a question that plagues many iPhone users. While it’s normal for your iPhone to heat up during normal use, excessive heat can be a sign of a problem. In this blog post, I’ll share some of the reasons why your iPhone 12 might be getting hot, as well as some strategies to help you cool it down.

I’ve been writing about technology for over five years, and I’ve seen my fair share of overheating iPhones. In my experience, the most common causes of iPhone overheating are:

1. Running too many apps at the same time.
2. Using your iPhone in a hot environment.
3. Playing graphically demanding games.
4. Charging your iPhone while you’re using it.

If you’re experiencing excessive heat on your iPhone 12, I recommend trying the following strategies:

Why Does My iPhone 12 Get Hot?

Apple’s iPhone 12 is a powerful device, but it’s not immune to overheating issues. If you find your iPhone 12 getting uncomfortably warm, it’s important to understand the common causes and take steps to prevent further damage.

Common Causes of iPhone 12 Overheating

1. Extended Gaming Sessions:

Mobile gaming can put a lot of strain on your iPhone’s processor and graphics card, leading to overheating. Avoid prolonged gaming sessions, especially on demanding games.

2. Running Power-Intensive Apps:

Certain apps, such as video editors, photo editing software, and augmented reality applications, require significant computing power, which can cause the phone to heat up. Close unused apps to reduce the load on the processor.

3. Charging While Using the Phone:

Charging your iPhone while using it can generate additional heat. It’s best to charge it when it’s not in use or to avoid heavy usage while it’s charging.

4. Overexposure to Sunlight or Heat:

Leaving your iPhone in direct sunlight or in hot environments can cause it to overheat. Avoid exposing it to extreme temperatures for extended periods.

Simple Troubleshooting Steps for iPhone 12 Overheating

1. Close Unused Apps:

Swipe up from the bottom of the screen and hold to access the App Switcher. Close any apps that you’re not using.

2. Adjust Screen Brightness:

Dimming the screen can help reduce heat generation. Go to Settings > Display & Brightness to adjust the brightness level.

3. Use Wi-Fi Instead of Cellular Data:

Cellular data can be more power-intensive than Wi-Fi. If possible, connect to Wi-Fi to reduce heat buildup.

4. Avoid Charging in Hot Environments:

Avoid charging your iPhone in direct sunlight, in hot cars, or on soft surfaces that can trap heat. Charge it in a cool, well-ventilated area.

Advanced Troubleshooting for Persistent iPhone 12 Overheating

If the simple troubleshooting steps don’t resolve the overheating issue, you may need to take further action:

1. Check for Software Updates:

Apple regularly releases software updates that can address overheating issues. Go to Settings > General > Software Update to check for and install any available updates.

2. Reset Network Settings:

Resetting network settings can resolve overheating caused by connectivity issues. Go to Settings > General > Reset > Reset Network Settings.

3. Restore iPhone to Factory Settings:

A factory reset can eliminate any software-related issues that may be causing overheating. However, it will erase all data from your iPhone, so be sure to back up important files beforehand. Go to Settings > General > Reset > Erase All Content and Settings.

4. Contact Apple Support:

If the overheating issue persists despite the above steps, contact Apple Support for professional assistance. They may diagnose hardware issues or provide further guidance.

1. Battery Degradation:

Over time, iPhone batteries lose their capacity, which can lead to overheating. If you suspect battery degradation, have your iPhone checked by a qualified technician.

2. Faulty Charging Port:

A faulty charging port can prevent the iPhone from charging properly, leading to overheating. Try cleaning the port with a dry brush or compressed air.

3. Damaged Internal Components:

A damaged battery or other internal components can cause overheating. If you suspect internal damage, do not attempt to repair it yourself. Contact Apple Support or a certified repair technician.

Temporary Solutions for iPhone 12 Overheating

1. Use a Cooling Case:

A cooling case can help dissipate heat from your iPhone. These cases are designed with materials that conduct heat away from the device.

2. Place the iPhone in a Cool Place:

If your iPhone is overheating, move it to a cool place, such as a shaded area or in front of a fan. Avoid placing it on warm surfaces or in direct sunlight.

3. Use a Fan or Air Conditioner to Circulate Air:

Circulating air around your iPhone can help cool it down. Use a fan or air conditioner to create a breeze around the device.

Prevention of iPhone 12 Overheating

1. Avoid Using the Phone in Extreme Temperatures:

Extreme heat or cold can cause overheating. Avoid using your iPhone in direct sunlight, in hot cars, or in freezing environments for extended periods.

2. Charge It Properly and Avoid Overcharging:

Charge your iPhone using the original Apple charger and avoid overcharging it. Unplug the charger once the battery reaches 100% capacity.

3. Keep Software Up-to-Date:

Apple releases regular software updates that can address overheating issues. Keep your iPhone up-to-date with the latest iOS version.

4. Check Battery Health Regularly:

Battery health can affect the performance and temperature of your iPhone. Go to Settings > Battery > Battery Health to check the health of your battery.

By understanding the causes and taking the necessary steps to prevent overheating, you can ensure the longevity and performance of your iPhone 12. If you encounter persistent overheating issues, don’t hesitate to contact Apple Support for professional assistance.


If your iPhone 12 is overheating, it’s crucial to identify the underlying cause and take appropriate action to resolve the issue promptly. By following the troubleshooting steps outlined in this guide, you can effectively address common overheating triggers, including excessive app usage, environmental factors, and hardware problems. Additionally, implementing preventive measures such as using the phone in moderate temperatures and keeping software up-to-date can help avoid overheating issues in the future. Remember that timely attention to overheating can protect your iPhone 12 from potential damage and ensure optimal performance. If the problem persists despite your efforts, don’t hesitate to contact Apple Support for professional assistance.

FAQs about why does my iPhone 12 get hot

Why does my iPhone 12 get hot when charging?

The battery in your iPhone 12 can heat up during charging because the electrical current flowing through the battery can cause it to generate heat. The amount of heat generated depends on the charging current and the temperature of the battery. If the charging current is high or the battery is already warm, more heat will be generated.

Why does my iPhone 12 get hot when using the camera?

The camera in your iPhone 12 requires a lot of power to operate, which can cause the phone to heat up. Additionally, the camera uses a lot of processing power to take photos and videos, which can further increase the phone’s temperature.

Why does my iPhone 12 get hot when playing games?

Playing games on your iPhone 12 can cause it to heat up because the games require a lot of processing power and can use a lot of battery power. The more demanding the game, the more heat the phone will generate.

Why does my iPhone 12 get hot when streaming video?

Streaming video on your iPhone 12 can cause it to heat up because the process of downloading and playing the video requires a lot of processing power. Additionally, the screen can generate heat when it is on for long periods of time.

Why does my iPhone 12 get hot when it is in the sun?

The sun can cause your iPhone 12 to heat up because the sun’s rays can penetrate the phone’s case and heat up the internal components. The darker the phone’s case, the more heat it will absorb.

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