How to fix your Apple iPhone XS Max that suddenly overheats after installing new update

Overheating problems in mobile devices are often due to rogue apps and faulty updates. There are also other cases where a bad battery or other damaged component is to blame. Tackled in this post is a software-related overheating problem on the iPhone XS Max, which particularly occurs following an iOS update installation. Overheating is indeed among the widespread post-update problems among iOS devices, thus it’s not that surprising for new iPhones to bump into this issue after installing new firmware updates.

Fortunately, there are ways to rectify the errors and resolve the problem. Some methods offer temporary remedies while others bring in permanent fixes. Highlighted below are among these workarounds. Read on to find out how to fix overheating problem that occurs from an iOS update on your iPhone XS Max.

Before we move on, if you have looking for a solution to a different problem, then visit our iPhone XS Max Help Guides for we have already solved some of the most common problems with this device. We may already have published articles that could help you solve you problem.

First solution: Force restart your iPhone XS Max.

This forces all suspended apps to close and the phone system to shut down and restart. Performing a force restart is often necessary when dealing with system crashes that caused the phone to get stuck or become unresponsive. It works the same as a soft reset does when dealing with minor software problems but carried out in a different way. If you haven’t done this yet, then follow these steps to force restart your iPhone XS Max:

  1. Press and quickly release the Volume Up button.
  2. Then press and quickly release the Volume Down button.
  3. Finally, press and hold the Side/Power button until the Apple logo appears.

Allow your phone to boot up then use it as you normally do. See if it’s still overheating or not anymore.

Second solution: View and manage rogue apps on your iPhone XS Max.

Rogue apps are also among the possible triggers. When apps go rogue, there is a tendency that it will push the processor to keep working until it gets exhausted. As the processor keeps working, the device also heats up. Eventually, it will get warmer and then overheats. To rule this out, view which apps are the culprits and then manage them with these steps:

  1. Tap to open Settings menu from the Home screen.
  2. Select Battery.
  3. Scroll down to the Battery Usage by App section to view a list of apps activities and battery consumption in the last 24 hours or 10 days.

If you see any app that has unusual power consumption, then that could be among the possible triggers. In that case, try to force close, update, or reinstall the app on your phone.

Steps to force close apps on iPhone XS Max:

  1. From the Home screen, swipe your finger up and then pause.
  2. Swipe right or left to navigate through the apps preview.
  3. Then swipe up on each app preview to close  individual apps.

Steps to update apps on iPhone XS Max:

  1. Open the App Store.
  2. Navigate to the Updates section to view list of apps with pending updates.
  3. To update individual apps, tap the Update button next to the name of the app.
  4. To update multiple apps at once, tap the Update All button on the upper right side of the screen.

Steps to uninstall and reinstall apps on iPhone XS Max:

  1. From the Home screen, tap and hold on an app icon until the icons start jiggling.
  2. Tap the X on the rogue app’s icon.
  3. Read the warning prompt, and then select Delete to confirm deletion of the app.
  4. Reboot your iPhone XS (soft reset) after deleting all rogue apps.
  5. Go back to the App Store.
  6. Search for the app you want to reinstall.
  7. Tap the Cloud icon or Get button to download and reinstall the app.

Soft reset your iPhone XS Max after performing all these app management procedures.

Third solution: Reset all settings on your iPhone XS Max.

Aside from rogue, some iPhone settings can also trigger processor exhaustion when enabled or disabled. These are often those that involve syncing and network-related functions. To clear this out, try resetting all settings to erase any incorrect or invalid settings configuration and then restore the default options. Here’s how:

  1. Tap Settings from the Home screen.
  2. Select General.
  3. Scroll down and tap on Reset.
  4. Select the option to Reset all Settings.
  5. Enter your device passcode, when asked to proceed.
  6. Then tap the option to confirm settings reset.

Wait for your iPhone to restart after the settings reset. Then enable only the options and features you need to use on your device.

Fourth solution: Restore factory default settings on your iPhone XS Max (master reset).

A master reset is usually deemed among the last resorts to deal with more serious software issues on the phone that could not be remedied by the previous methods. This wipes everything from the phone and restores the factory default settings, thus gives your device a clean fresh start. Follow these steps to master reset your iPhone through settings:

  1. Navigate to Settings-> General-> Reset menu.
  2. Select the option to Erase all content and settings.
  3. Enter your passcode when asked to proceed.
  4. Confirm factory reset.

After the reset, follow the setup wizard to configure and set up your iPhone as new. Any system errors or update bugs that caused your iPhone XS Max to overheat should now be gone.

Fifth solution: Restore your iPhone XS Max in recovery mode.

You may opt to restore a previous iOS backup if your iPhone is still overheating after the reset. This can be considered a temporary solution while waiting for Apple to roll out the required fix patch to get rid of the bug. Here’s how it’s done:

  1. Connect your iPhone XS Max to your computer using the original Lightning cable to USB port.
  2. While it’s connected, press and quickly release the Volume Up button.
  3. Then quick press and release the Volume Down button.
  4. Next, press and hold the Side/Power button and continue to hold as it restarts. Don’t release the Side/Power button when the Apple logo appears as you need to put the device in a recovery state.
  5. Release the Side/Power button when you see the Connect to iTunes logo on the screen.
  6. Go to iTunes then you should see a message saying that your connected iOS device is in recovery mode and prompts options to update or restore.
  7. Select the Restore option to wipe everything from the phone system and then restore iOS through iTunes.

Performing an iOS restore typically resolves major system issues hence, overheating problem caused by complex system bugs should already be resolved by then. If not, then iPhone repair may be necessary.

Other options

If your iPhone XS Max continues to overheat after exhausting app previous solutions, escalate the problem to Apple Support for official recommendations. Doing so will likewise prompt the support team to look into the issue, confirm if it’s a post-update bug then create a fix patch if needed. Alternatively, you can take your iPhone to a service center and have it examined by an iPhone technician for any indications of hardware damage like a bad battery or other relevant components.

I hope that this how-to post has helped you one way or another. Please help us spread the word by sharing this post to your friends or people who may also have similar problems. Thanks for reading!