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What causes iPhone 5s to get hot?

Author

Ava White

Updated on February 17, 2026

What causes iPhone 5s to get hot?

Your iPhone is overheating because the CPU is revved up to 100% even when the screen is off and it's in your pocket. In 99% of cases, when your iPhone is hot, you have a software problem. That being said, if you dropped your phone in a bucket of water and then it started overheating, you may have a hardware problem.

Similarly, you may ask, is iPhone 5s supposed to get hot?

Don't worry, heating up is normal in a iPhone 5s! :) Your phone is gettig hot because you are using it You have clearly said that you use it continously for 20 minutes. There are a lot of things that a person can do with a phone within 20 minutes. Some phones heat up when just playing a video.

Furthermore, how do I stop my iPhone 5s from overheating? Go to Settings, General, and click on Background App Refresh. You can disable it for all your apps. This solution will not just solve the overheating problem, it can also improve the battery life and that's one more reason to try it.

Also know, why is my iPhone suddenly getting hot?

Check your Background Refresh settings for your Apps and turn them off. Please make sure that you are using an Original Apple Charger. Sometimes, a faulty charger can cause this issue. Wi-fi and Bluetooth issues have shown problems with the device getting hot.

How do I stop my iPhone from getting hot?

5 tips on how to stop your phone from overheating:

  1. Avoid direct sunlight to your phone. The easiest way to prevent overheating is to keep your phone out of the sun.
  2. Turn off unused apps on your phone.
  3. Avoid turning your screen brightness up.
  4. Turn your phone to airplane mode.
  5. Take your case off.

How do I cool down my iPhone 5s?

To resume use of your device as quickly as possible, turn it off, move it to a cooler environment, and give it a chance to cool down. The following things will happen when your iPhone is in cool-down mode: The device stops charging. The display dims or goes black.

Why is my iPhone 5s not holding a charge very long?

Completely deplete your battery to 0%. You should be getting the battery indicator with the charging cable below it when attempting to turn on. Then, plug it into an AC power source, and completely charge the battery to 100%, but do not leave it on longer. Then unplug, deplete it to 0%, then charge to 100% again.

Why does my phone get hot so fast?

Sometimes phones get hot as the result of too many apps running in the background. A bad battery or other hardware problems cannot be ruled out. Other times, it's because of a malware infection. Here's the thing: All phones can, and usually will, get a little hot from time to time.

Is iPhone overheating bad?

It is bad for anything to overheat, especially things with electronic components in them. Overheating can cause solder joints to expand and break, and can cause chips to burn out. The iPhone has built-in protection for overheating. In theory, this protection should keep the iPhone from becoming damaged.

Why is my battery draining fast iPhone?

Head to Settings > Battery. You'll see a list of apps and their impacts on your battery life. General > Background App Refresh. You can turn this off altogether, or customize which apps you want to keep running by going down the list and toggling them on or off.

Can iPhones explode?

Explosions in iPhone and other smartphone batteries are generally caused by things like: Hardware Failure: While not super common, manufacturing flaws in the device, especially related to the battery, could lead to an explosion. That damage could cause the iPhone's battery to catch fire.

Can I put my phone in the fridge to cool it down?

Put Your Phone Into a Cool Place
Getting your phone out of these hot environments can cool it down immediately — try putting it into a dark room or even cool it down with a fan. Never put it into the freezer or refrigerator, though. Cold temperatures can damage your phone, too.

How do I fix my phone from overheating?

Ways to Cool Your Phone and Keep It Efficient
  1. Remove the phone's case.
  2. Switch on airplane mode to disable all connectivity.
  3. Move it from direct sunlight.
  4. Direct a fan at your phone (but don't put it in a fridge, freezer, or cooler)
  5. Reduce the display brightness.

How do I fix my iPhone 6 from overheating?

How to fix iPhone 6s overheating and quick battery draining problems?
  1. Lighten up workload on the CPU.
  2. Disable network services (if applicable).
  3. Check for some faulty apps.
  4. Update iOS.
  5. Reset All Settings.
  6. Restore your iPhone 6s.
  7. Give it more time to rest and cool down completely.

What happens when iPhone overheats?

What happens when an iPhone overheats? When the iPhone overheats severely it will display a warning message that the iPhone "needs to cool down before you can use it". Normally this will be displayed on a black background, although if you're using navigation it will appear as an overlay alert.

What can happen if your phone overheats?

What can happen to my phone if it overheats? While it would take a considerable amount of heat to cause your battery to malfunction, other smartphone components can be affected by heat. The adhesive that bonds smartphone components and helps your device stay waterproof can start to corrode under high heat.

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