By Michael | Last Updated
Q: “My iPhone 13 has been randomly shutting down lately with a lot of power left. It has evolved to choose its own rest time! How strange is this. Why does my phone turn off randomly (iPhone 13)? I really want to get to the bottom of it.”
Cell phones are electronic devices that you use regularly in your life, and if your iPhone turns off randomly, or turns on again after randomly turning off, it can disrupt your daily activities and cause inconvenience. In this article, we will take you through the possible causes of iPhone randomly shutting off with battery left and provide some practical fixes.
You may feel frustrated and confused when your iPhone once again falls into a sudden black screen. Why does my phone keeps turning off? Here are some possible reasons.
1. Software malfunction. System errors, application conflicts or sudden software crashes can cause your iPhone to shut down.
2. Hardware damage. When the iPhone's button not working or other internal components are damaged, shutting down the device becomes no longer easy.
3. Overheating or overcooling. When iPhone detects that it is under extreme temperature, it will automatically shut down to prevent further damage.
4. iPhone damaged by liquid or other hardware failure. For example if the iPhone gets into water, it may cause its power management IC or other internal components to malfunction, which can cause the iPhone to turn itself off and on.
Troubleshooting iPhone can take a lot of time, so let's start with the simplest and most effective solution - iSunshare iOS Repair Genius. This is a powerful software that can help users effortlessly fix a wide range of iOS or iPadOS system errors, including iPhone suddenly shutting down, iPad battery drain fast, black screen, etc. It removes corrupted files and software glitches and restores the stability of the device, thus completely solving the problem of random iPhone shutdown.
Step 1: Launch iSunshare iOS Repair Genius on your computer, if you haven't installed it yet, click this link to get it.
Step 2: Click "System Repair", then select "Standard Mode", this mode can fix all kinds of minor system faults on iPhone without wiping data.
Step 3: Connect your iPhone to the computer and then follow the instructions of the software to download the firmware package.
Step 4: Finally, click the "Repair" button and the software will start the process of fixing iPhone keeps shutting off immediately.
Wait patiently for the "Repair Successfully" message to appear, then your phone will reboot and you should be able to use it normally now.
In addition to using a professional iOS Fixer, you can also try the following methods to help fix the iPhone randomly shutting off with battery left.
The health of your iPhone battery plays a crucial role in its performance and stability. Your device is more likely to experience unexpected shutdowns when the battery is highly aged, low on power, and in colder or hotter environments. The "Battery Health" feature built into iOS Settings allows you to check the current status of your battery, here are the steps to do so.
Step 1: Open the "Settings" app on your iPhone, scroll down and tap "Battery".
Step 2: Select "Battery Health" where you will see the maximum capacity of your battery and whether "Peak Performance Capability" is enabled.
Step 3: If your battery's maximum capacity drops significantly (usually below 80%), you will be advised to replace the battery to restore its full performance and capacity.
When a device is shut down unexpectedly, it may not terminate all processes correctly, so the system remains in an unstable state and your iPhone will still shut down at any time. Manually restarting your phone will ensure that all running processes and apps are completely shut down to ensure that all system components and drivers are reloaded to fix any running glitches.
Step 1: Press and hold the shutdown button combination until the "Slide to power off" slider appears on the screen.
Step 2: Slide the slider to the right to turn off your iPhone.
Step 3: Once the screen is completely dark, press and hold the power button again until the Apple logo appears.
Sometimes fully draining the battery and then fully charging it again can help calibrate the display of power and improve battery performance.
Step 1: Use your iPhone normally until the battery is completely drained and the device shuts off automatically.
Step 2: Leave the device turned off for at least 2 hours to fully discharge it.
Step 3: Then fully charge your iPhone again without interruption using the original charger.
It's not uncommon to see various errors due to bugs in the system, such as the iPhone randomly restarts, shutting down, freezing, etc., and these can often be easily resolved by updating iOS. During the update process.
Note: When update iOS, you should keep your iPhone connected to the charger, otherwise if the update process is interrupted due to a lack of power, your device will probably turn into an unusable brick.
Option 1: Check if there are available iOS updates in "General > "Software Update" in Settings app, if so, tap "Update Now" or "Update Tonight" to download and install the updated software.
Option 2: Connect your iPhone to your computer and go to the Settings panel of iTunes (or Finder), click on the "Update" option and follow the instructions to complete the update process.
Option 3: Run iSunshare iOS Repair Genius, then select "Update iOS" and choose the firmware package version to download and install the available update.
If you've recently installed any third-party apps or software, they may be causing conflicts or excessive battery consumption, you can view their power consumption details in Battery. If your iPhone keeps turning off and on after installing a new software, consider uninstalling it and see if the problem is resolved.
Recovering iOS device using iTunes solves many software related problems including unresponsive device, crashed apps and iPhone shutdown with battery left. The recovery process restores the iPhone to factory settings and reinstalls iOS to completely resolve the system or software failure.
Since recovering iPhone will erase all its files and settings, you need to make a good backup of your data before you start.
Step 1: Connect your iPhone to computer and launch iTunes.
Step 2: In the "Summary" tab, click "Back Up Now" to create a backup of your iPhone data.
Step 3: After completing the backup, click on the "Restore iPhone" option, then iTunes will start the recovery process and download the latest firmware software for your iPhone.
If none of the above methods tried can fix your iPhone shutting down with battery remaining, there is a possibility that your phone may have hardware damage. In this case, we recommend that you contact Apple for support.Apple staff will diagnose your iPhone problem and make an appropriate fix, including replacing the battery or hardware components.
Sudden iPhone shutting off and turning on issues may have caused you a lot of trouble, this article listed the possible causes of "Why is my iPhone shutting off with battery left" and organizes some fixing guides. If your iPhone doesn't have any hardware problems, these fixing tips should be useful, hope they can help you.
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