iPhone hot when in use: What to do?


iPhone gets heated up when used - this will lead to a lot of problems. Below, we will show you how to cool down your iPhone immediately to help prevent overheating problems.

Instructions to fix when the iPhone is hot
Why is iPhone hot when used?
What happens when the iPhone gets too hot?
How to cool down the iPhone


You should be especially careful when putting iPhone in cold environment or when leaving iPhone in car.
You should be especially careful when putting iPhone in cold environment or when leaving iPhone in car.

iPhone is designed to operate in temperatures between 0 and 35 degrees C. This is the temperature range where the device can operate normally and is also the common temperature threshold in Vietnam.

However, for many reasons your iPhone may be outside the allowable temperature range. You should be especially careful when putting iPhone in cold environment or when leaving iPhone in car. Both of these scenarios may cause your device to function abnormally.

What happens when the iPhone gets too hot?
While the fact that the iPhone is at temperatures below 0 degrees C in Vietnam is unlikely, the hot weather like today, your beloved iPhone can completely be placed in the environment with heat. altitude above 35 degrees C.

When the iPhone heats up, the device displays a warning message to the owner, indicating that the iPhone needs to be cooled before they can use it. Typically, this warning will appear on a black background or may also appear as a coverage alert.

To continue using your iPhone as soon as possible, turn off the device, move it to a cooler location, and take the time for the device to cool down.


You should put your iPhone in a cool place before you start using the device.

When the iPhone is in a "cooling" state, the following may occur:

The device will stop charging.
The screen will darken or turn black.
Cellular waves will be at low power. The mobile signal will weaken during this period.
Camera flash will be disabled.

If this is the first time your iPhone has encountered such a situation, you will probably feel very panicked, but do not worry too much, because apart from being unable to use the device during that time, there will usually be no What happens? You should put your iPhone in a cool place before you start using the device.

How to cool down the iPhone
If your iPhone is often in "cooling" mode, then you should have proactive solutions to this situation. Here are some tips that you can apply:

  • Removing the case on the phone: It sounds strange, but removing the case will help the device "cool" faster.
  • Do not leave your iPhone in a car: The temperature in a car when parked outside can rise very quickly. Take your iPhone with you when you park.
  • Avoid direct sunlight: Keep the phone in your bag to avoid direct sunlight into the phone.
  • Limit game play, especially heavy games because then, the processor will have to operate at full capacity and cause the device to heat up.
  • Stop using Bluetooth: Turn off Bluetooth because this is one of the causes of device overheating.
  • Turn off location services: GPS is one of the features that causes iPhone and iPad to heat up. Turn it off by going to Settings> Privacy> Off.
  • Avoid using the navigation feature on the Map: The navigation feature on the Map often consumes a lot of battery, as well as causing overheating problems for the phone.
  • Avoid charging the iPhone when the device is hot or in high temperatures.
  • Use airplane mode: You can help iPhone cool by using airplane mode, turning off GPS, Bluetooth, wifi and mobile data network.
  • Check your charger, some of the cheap charging accessories we "disregard" use are also very hot, it is best to charge with Apple chargers or MFi-certified third parties.
  • Avoid leaving iPhone on cloth materials to get the best heat out.
  • Do not foolishly put iPhone in the fridge or wash with cold water because the low temperature is easy to damage the hardware inside the device.
  • Lowering the screen brightness, I personally always open the light constantly, so it is easy to get hot.
  • Turn off all tasks, applications running in the background on the device: First we go to the simple steps that can still fix the iPhone error, and we will perform the task to turn off the task, The application runs in the background on the first device.
  • Power off: This is considered an extreme solution, but if you are too worried about the device's overheating situation, this solution can fix that. Turn off the iPhone when not using it again by holding down the power button and sliding to Power off.