Top 7 Ways to Fix iPhone Overheating after iOS 12/11 Update

“Ever since updated to iOS 12 beta 5, my iPhone 8 gets hot and the battery drain quickly. It is not because it is being charged as it overheats no matter what I am doing with it. Making calls, texting or using apps.”

iphone overheat

Some user complained that iPhone gets hot after iOS 12/11 update. iPhone overheating issue has been discussed a lot and it not only disturbs your activities but causes damage to your device. The reasons for this issue can be running high performance apps, too much junk in system or faulty app. This post has gathered all the possible solutions to help people fix iPhone X/8/8 Plus/7/7 Plus/SE/6s/6/5s overheating problem after updating to iOS 12/11 effectively and efficiently.

Part 1: Common Solutions to Fix iPhone Getting Hot and Battery Drain in iOS 12/11
Part 2: Ultimate Solution to Fix iPhone Overheating after iOS 12/11 Update

Part 1: Common Solutions to Fix iPhone Getting Hot and Battery Drain in iOS 12/11

1. Remove Case

A case is able to protect iPhone from damage once dropped, but it also hinders the heat radiation. When your iPhone is hot and slow, you’d better move the case to let the heat go quickly.

remove iphone case

2. Turn Off Wi-Fi and Bluetooth

If you are not using Wi-Fi or Bluetooth, turn them off. Otherwise they will keep searching wireless network and Bluetooth device. Just go to control center to turn them off.

close wifi bluetooth

3. Check battery Usage

Sometimes iPhone gets really hot when using FaceTime, Google maps or playing games. To stop this annoying problem, you can simply go to Settings, tap on Battery and check the Battery Usage. Now you can see the most power-consuming apps, just go back to the Home screen to close or remove them.

check battery usage

4. Hard reboot iPhone

If the overheating issue still exits on your iPhone or iPad after trying the methods above, hard restart your iPhone will be another choice. Hold the Power button and Home button at the same time for about 10 seconds, when the Apple Logo appears, release both buttons. For iPhone 7/7 Plus users, hold the Sleep/Wake button + Volume Down button for 10 seconds.

restart iphone

5. Clean up iPhone Storage

iPhone gets hot and dies fast after update to iOS 12/11 can be overloaded. The best thing to do is to clean up all the unnecessary files. Instead of cleaning all the apps one by one, you can try an easy tool called Tenorshare iCareFone. This software is able to scan all the junk and caches in your device and delete all of them with one simple click.

  • Download and install Tenorshare iCareFone, run the program and connect iPhone to computer. Choose “Manage” from the main interface

  • Just select the files you don't need any more and click "Delete" button.
  • speedup and clean

6. Erase iPhone

This method is an effective way to fix a lot of iOS issues, but will erase all the contents on your device. Do remember to make backups before erasing iPhone.
Go to Settings -> General -> Reset -> Erase All Content and Settings

erase iphone

Part 2: Ultimate Solution to Fix iPhone Overheating after iOS 12/11 Update

After trying the methods above, if your iPhone still overheated and won’t turn or won’t charge after iOS 11 update, there must be system errors. Just try to repair the operating system with Tenorshare iCareFone to stop iPhone overheating once and for all.

  • Choose “Repair Operating System” after connecting iPhone with computer. Click “Start” to start the process.
  • start repair
  • Now follow the instructions to download firmware package, choose a save path before downloading.
  • download firmware
  • Once the firmware is downloaded successfully, the software will start repairing operating system automatically.
  • repair process

Now you have a clear picture of how to fix iPhone overheating problem after update to iOS 12/11. If you still have other questions, leave us a message.

/ Posted by Jerry Cook to iOS 11 Update Follow @Jerry Cook