
Is your iPhone shutting down unexpectedly with no apparent reason? Don't worry, as this is a common issue when the phone is not used correctly. Let's explore the reasons and solutions for iPhone auto shutdown in the article below!
1. Why does the iPhone shut down on its own?
iPhone auto shutdown is a common problem during usage. This issue is often caused by the following reasons:
- Low battery: this is the main reason for the sudden shutdown of the phone.
- iPhone stuck in the Apple logo: when the iPhone repeatedly shuts down, it causes the Apple logo to get stuck, and users cannot perform any actions on the screen.
- Software conflict: often occurs when the operating system is updated with errors or is incompatible with the device
- Using non-original charger: Using a non-original charger will cause the phone's battery to degrade. Therefore, the sudden shutdown of the iPhone is likely to occur.
- Continuous usage leading to overload: Continuous usage for many hours causes the iPhone to heat up, overload, and the device will automatically shut down and restart

>>> Read more: Revealing the quick way to recover deleted phone numbers on iPhone
2. Effective Ways to Fix iPhone Auto Shutdown Issue
2.1. Restart Your iPhone
- For iPhone 7/7plus and earlier models: simultaneously press the power button and the volume down button (or the hard Home button) to turn it off
- For iPhone X/Xs and later models: hold down the power button and the volume up/down button for about 5 seconds to turn it off

2.2. Discharge and Recharge the Battery
If your iPhone shuts down on its own while in use, try discharging the battery completely. When discharging, leave the iPhone in that state for about 12 - 24 hours, then plug it in to recharge fully.

2.3. Remove Unused Apps
When your iPhone is running out of storage, it can quickly overheat and may shut down unexpectedly. Therefore, delete unnecessary apps to free up memory. Also, disable background-running apps to avoid software conflicts.
>>> See more: Tips to fix incorrect passcode attempts on iPhone
2.4. Update the Latest Operating System for iPhone
For the iPhone auto shutdown issue, you can also resolve it by updating the latest operating system for your device following these steps:
- Step 1: Open Settings > select General Settings
- Step 2: Choose Software Update > select Download and Install. Alternatively, you can go to Automatic Updates and enable this feature for your device to automatically download the latest OS update.

2.5. Restore Factory Settings for iPhone
Restoring factory settings or resetting an iPhone is also one of the simple tricks that helps users troubleshoot many common issues. For the iPhone auto shutdown problem, you can reset the iPhone to its original settings following the instructions below:
- Step 1: Open Settings > select General Settings
- Step 2: Choose Reset > select Reset All Settings > enter the password and confirm.

2.6. Put iPhone in DFU Mode Restore
- Step 1: Connect iPhone to a computer with iTunes installed via the Lightning cable
- Step 2: Turn off the power > press the power button for about 3 seconds
- Step 3: Then, simultaneously hold down the power button and the volume down button for about 10 seconds > release the power button and hold the volume down button for an additional 5 seconds. When the iPhone shows nothing, it means it's in DFU mode
- Step 4: Proceed to restore factory settings for the device on iTunes > Restart the device to complete
2.7. Use an Original Charger
One of the reasons iPhones experience sudden shutdowns is the use of non-original chargers. Therefore, it's advisable to replace your charger and only use the standard charger from the manufacturer to avoid encountering this issue.

>>> Read more: Why should you discharge the iPhone battery? How to discharge the iPhone battery?
2.8. Replace the iPhone Battery
Incorrect usage, such as continuous charging or using the phone while charging, can quickly degrade the phone's battery, leading to sudden iPhone shutdowns.
To remedy this, the best approach is to replace the battery. Additionally, opt for an authentic replacement to prevent similar issues in the future!
2.9. Repair iPhone at a reputable service center
If you've tried the above methods without success, Mytour recommends taking your phone to reputable service centers for thorough examination and effective troubleshooting advice.

So, this article from Mytour has shared with you the causes and solutions when your iPhone shuts down unexpectedly. We hope this information has provided useful insights to efficiently address this issue with your iPhone. Thank you for following the article!