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10 Practical Ways to Fix iPhone Keeps Turning Off and On Randomly

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"This started about 15 minutes ago, but while I'm using my phone, it will turn black, and then the Apple logo appears, and the phone turns on again. It's done this about eight times in the last 15 minutes, and I can only use my phone for about 2 minutes at a time. I've tried doing the hard shut down where you simultaneously hold on to the Power and Volume buttons, but the problem keeps occurring. What is happening, and how do I fix this?"

- from Apple Community

Many users may have encountered the iPhone keeps turning off issue. iPhone keeps turning on and off not only affects the user experience but can also raise concerns about potential hardware issues with the phone. Why does my iPhone keep shutting off by itself? How to fix an iPhone that keeps turning off? Don't worry, ten practical solutions in this guide will help you troubleshoot it quickly. Check these methods right now!

iphone keeps turning off

 

Part 1. Why Does My iPhone Keep Turning On and Off by Itself?

Before going further to the specific troubleshooting methods for iPhone keeps turning off and on, let's look at the possible reasons that caused your iPhone to shut down. The following are some possible reasons:

  • iOS System Issues: A system crash or bug may cause the device to restart unexpectedly.
  • Battery Aging or Damage: If the iPhone's battery has low health, it may fail to provide stable power, leading to automatic shutdowns.
  • Insufficient Storage: Full storage could affect the iPhone's performance and cause system failures.
  • App Issues: Some crashing or incompatible apps may cause the iPhone to restart repeatedly.
  • Hardware Damage: Drops, water damage, or other hardware issues may lead to the iPhone shutting down repeatedly.

Part 2. How to Fix iPhone That Keeps Turning On and Off?

How do I stop my iPhone from turning off by itself? Here, we provide you with the then feasible solutions. You can select one optimal method from below.

Solution 1. Hard Reset the iPhone

When the iPhone keeps turning off every 5 minutes, the system might have temporarily crashed or frozen. A force restart can help quickly restore the device to normal operation. You can follow the steps below to hard reset your iPhone accordingly:

For iPhone 8 and higher versions:

  • Quickly press and release the "Volume Up" button.
  • Quickly press and release the "Volume Down" button.
  • Press and hold the "Side" button for a while. Then release the "Side" button when the Apple logo appears on the screen.

For iPhone 7/7 Plus: Press and hold the "Volume Down" button and the "Power" button until the Apple logo appears.

For iPhone 6s and earlier models: Press and hold the "Home" button and the "Power" button until the iPhone restarts.

how to fix your iphone when it keeps turning off by force restart the iphone

Solution 2. Update iOS Version

As you know, Apple regularly releases the new iOS version to repair system bugs and glitches. If your iPhone automatically turns off and on, updating the iOS version may solve the problem.

To update the iPhone, follow the steps below:

Step 1. Open "Settings" > "General" > "Software Update" to check if there is already a new version.

Step 2. If yes, click the "Download and Install" button to install the newer iOS version at once.

how to fix iphone that keeps turning off by updating ios version

Solution 3. Drain iPhone's Battery

If there is an error in the iPhone's battery management system, it may cause the device to incorrectly detect the remaining battery level, leading to unexpected shutdowns. For that, you can drain the battery completely and let it power off. After that, connect your iPhone to a charger and get it fully charged. Then, restart your iPhone to see if the problem has disappeared. (iOS 18 battery drain?)

drain iphone's battery to fix iphone keeps turning off every 5 minutes

Solution 4. Check the Battery Health

Battery aging may cause the iPhone to be unable to provide stable voltage, leading to the iPhone keeps turning off and on. Checking the battery's health can help determine if a battery replacement is necessary.

Here is how to do it:

Step 1. Open the "Settings" app.

Step 2. Go to "Battery" > "Battery Health & Charging".

Step 3. Check the "Maximum Capacity". If it's below 80%, it's recommended to replace the battery.

how to fix iphone that keeps turning on and off by checking thge battery health

Solution 5. Uninstall Problematic Apps

If the iPhone keeps turning off after battery replacement, it is also possible that certain apps may be incompatible with iOS, causing system crashes or reboot loops. Therefore, uninstalling the problematic apps can help resolve the issue. (Can't delete apps on iPhone?)

uninstall problematic apps to fix iphone turns off every 3 minutes

Solution 6. Free Up More Storage

As mentioned above, insufficient storage space is one reason that makes your iPhone turn on and off repeatedly. Thus, to resolve this, you can check and free up more storage on your iPhone.

Step 1. Go to "Settings" > "General" > "iPhone Storage".

Step 2. If the available storage space is less than 1GB, free up the space on your iPhone by deleting unnecessary photos, videos, apps, and cache data or syncing the important data to iCloud, iTunes, or other storage places.

free up more storage to fix iphone keeps turning off

If the issue does not disappear after that, try other fixes below.

Solution 7. Remove SIM Card

In other cases, the wireless carrier connection may also cause the iPhone screen to turn on and off randomly. As the SIM card connects the iPhone to the wireless carrier, you can remove it to see if the problem exists or not.

remove the sim card to fix iphone that keeps turning off

Solution 8. Using iOS System Recovery

If your iPhone still isn't working properly, it is recommended to use the professional iOS repair tool - iOS System Recovery for system repair. It is an easy and effective way to fix various system issues, including the iPhone keeping turning on and off. After connecting your iPhone to the computer, it can automatically detect the iPhone problem and fix it without data loss.

Highlights of iOS System Recovery:

  • Fix different iOS system issues: iPhone keeps turning on and off, iPhone stuck in a boot loop/DFU mode/Apple logo, blue/white/red/black screen of death, etc.
  • Easiest and safest ever to use.
  • Cause no data loss on your iPhone after repair.
  • Widely compatible with all iPhone models (iOS 18 supported), such as iPhone 16/15/14/13/12/11, etc.

Here is how to fix iPhone that keeps turning off and on without data loss using iOS System Recovery:

01Install and open the program on your computer. Then, connect your iPhone to the computer using a USB cable and select "iOS System Recovery" to continue.

choose ios system recovery

02The software will automatically detect the iPhone problem and display it on the interface. Afterward, tap the "Start" button.

click the start button

03Confirm the iPhone information on the interface. If necessary, pick the right information from the drop-down menu to correct it. Finally, tap the "Repair" button to resolve the problem.

how to fix your iphone when it keeps turning off using ios system recovery

Solution 9. Factory Reset the iPhone

If the above methods don't work, you can try restoring the factory settings. As it will erase everything on your iPhone, including the system errors, settings, and contents, you'd better back up the important data on your iPhone before moving on.

Here is how to fix your iPhone when it keeps turning off and on by factory resetting the iPhone:

Step 1. Tap the iPhone's "Settings" app > "General" > "Reset".

Step 2. Choose the "Erase All Content and Settings" option and confirm the operation.

Step 3. If prompted, provide your password to continue.

how to fix your iphone when it keeps turning off by factory reset the iphone

Solution 10. Contact Apple

Sometimes, iPhone keeps turning on and off due to hardware issues, like "I dropped my iPhone and now it keeps turning off", "iPhone keeps turning on and off after getting wet", etc. If no way can successfully fix the problem, contact the Apple Support Team or bring your iPhone to the nearest Apple Store to get it fixed. And, don't forget to take along the product receipts if it is still under warranty.

Wrapping Up

I'm sure there is always one way to get your iPhone fixed when your iPhone keeps turning on and off automatically. With iOS System Recovery, you can easily repair the issue without data loss by yourself. Of course, if you trust Apple Support, you can also take it to the nearest Apple Store. But it will cost more if your iPhone is out of warranty.

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