How to Fix Random Restart Bug on iPhone 16?

“My iPhone 16 has restarted for the 7th time today. These random restarts are just too weird and scary. The first time it restarted, I missed booking an Uber and now, an important Skype call was interrupted. Why my iPhone keeps rebooting? Is it some kind of malware attack or bug in my iOS 18?” – Joey Parker, San Jose

The upcoming iOS 18.1 release will probably resolve the random restart bug, but may take some time. Luckily, there are other ways to fix the random restart bug on iPhone 16, and this blog is all about those solutions. 

Method 1: Fix the Restart Bug with iPhone Repair Feature 

One of the most reliable solutions to this issue is reinstalling iOS with Stellar Toolkit for iPhone. 

Steps to fix random restart issue with Stellar Toolkit for iPhone:

1. Download and install the Stellar Toolkit for iPhone on your Windows or Mac computer.
2. Select the Repair iPhone module and connect your device to the computer with a USB cable. 

3. Click Next. The “Click Device to Select” screen will then appear, displaying your device details. Click on the device icon to proceed.

4. On the next page, click the Download button to download the firmware file on your computer. Now click Import and select the downloaded file.
5. Now click on the Repair button to start repairing your iPhone device. 
6. The tool will start repairing your device and display the progress. Click OK when the repair is complete. 

This will reinstall the iOS on your device to automatically fix the random restart issue. Not just that, it can fix any other software bug or glitch and supports all series of iPhone devices. Also, it does not affect any of your apps, app data, or files. So everything remains intact on your iPhone device without any data loss. 

Method 2: Fix Restart Bug by Resetting Your iPhone 16

Resetting your iPhone 16 may be able to fix this restart error, but it will delete all your data, apps, settings accounts, etc. on your device. Hence, if you are not willing to try the Repair iPhone iOS method with Stellar Toolkit for iPhone, you can go for this method. Before you reset your device, you need to backup all your data to iCloud or any other storage drive to avoid data loss. 

• Go to the Settings app on your iPhone 16.
• Scroll down and select General > Reset iPhone.
• Now select Erase All Content and Settings.
• If required, enter your passcode or Apple ID password to confirm.
• Now tap on Erase iPhone to reset the device. It will erase all data and restore the device to factory settings.

If you are unable to run your smartphone due to a random restart or any other glitch, you can also reset it using iTunes, iCloud, or the Finder app.

Causes behind the Random Restart issue on iPhone 16

The issue of random restart on iPhone 16 is primarily linked to a software bug or glitch in iOS 18. But there are other possible reasons as well. If you have a different device, such as iPhone 15 Pro, 14, or other devices where you’re facing the same issue, then it could be linked to the below issues: 

• Overheating may lead to random device restarts, which will help cool down the device. 
• If your iPhone’s battery is unstable or in poor health, it can also cause random restarts. 
• If you have installed an app that is incompatible with the new iOS 18, it may lead to crashes and random restarts. 
• The iPhone restart issue after the iOS 18 update has also been linked to hardware damage, especially with your device storage or ROM. 
• If a system file becomes corrupt due to a failed update, it can also create boot loops or restart issues. 

When will the iOS 18.1 release?

After Apple users reported the restart problem, the company confirmed an iOS 18.1 update to be released by the end of October 2024. Apart from fixing the restart issue, this update will enhance the device’s performance. Apple has confirmed that various Apple Intelligence features will be on offer after the iOS 18.1 update. 

What’s New in iOS 18.1: 

1. Integrated Apple Intelligence features with an AI writing tool to summarize, rewrite, and proofread text. 
2. Siri becomes more capable and stylish with new UI enhancements and improved understanding.
3. Improved photos app with language search, object removal feature, and animated slideshows at your fingertips.
4. Hearing protection in AirPods Pro 2
5. Enhanced camera controls with a quick switch to a selfie camera.
6. AI summary generator for messages and notifications. 
7. Enhanced functionality with better layout and control for Wi-Fi and other network settings. 

Will iOS 18.1 Update Fix the Random Restart bug? 

Yes, there have been reports suggesting that the iOS 18.1 update may include bug fixes that can resolve the random restart bug on iPhone 16 devices. But if you do not want to wait for the iOS 18.1 release, you can try using the Stellar Toolkit for iPhone “Repair iPhone iOS” module to fix the issue. This will resolve the issue until iOS 18.1 version is released. 

Conclusion 

If you are facing sudden restarts on your iPhone 16, it’s because of a bug in iOS 18. Many users have seen unexpected restarts between tasks or even when the phone is idle. While Apple has confirmed that iOS 18.1 is coming soon and it will probably fix this bug, till then, there are solutions you can try. Just install Stellar Toolkit for iPhone and use the Repair iPhone iOS module. It will resolve the issue permanently, so you don’t need to see any other random restart.

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About The Author

Totan Banerjee

Totan Banerjee is a proficient tech writer with over six years of experience in the technology and Saas domain. Currently, he is assisting iPhone, and Android users with a range of technical challenges. His user-friendly guides and tutorials simplify complex technical issues through clear, step-by-step instructions and illustrative screenshots. Passionate about writing, Totan covers the latest developments in Android and iPhone topics, while also indulging his love for cars and photography.