How to Upgrade to iOS 18 (Beta) and Fix iOS 18 Keeps Restarting?

August 22, 2024
Fix iPhone Issues
Upgrading to a new iOS version, especially a beta, allows you to experience the latest features before they are officially released. However, beta versions can sometimes come with unexpected issues, such as devices getting stuck in a restart loop. If you’re eager to try out iOS 18 beta but are concerned about potential problems like this, it’s essential to know both how to upgrade and how to resolve issues if they arise. This guide will walk you through the steps to upgrade to iOS 18 beta and what to do if your iPhone keeps restarting after the upgrade.


1. iOS 18 Release Date, Main Features, and Supported Devices

1.1 iOS 18 Release Date:

At WWDC’24’s opening keynote on June 10, 2024, iOS 18 was revealed. iOS 18.1 developer beta 5 is out. Users can install one of two developer betas. The iOS 18.1 beta includes a revamped Siri (although not the more sophisticated Siri demoed on stage), Pro Writing Tools, Call Recording, and others. The iOS 18 public beta, which is more stable and bug-free, is also available. The iOS 18 and iPhone 16 will launch in September 2024.

1.2 Main Features of iOS 18:

  • Additional possibilities to customize the lock screen and home screen
  • Control center gets new personalisation option
  • Improvements to Photos app
  • Apple Intelligence
  • Locked and Hidden apps
  • Improvements to the iMessage app
  • Genmoji on Keyboard app
  • Satellite connectivity
  • Game mode
  • Grouping of emails
  • Password app
  • Voice Isolation on AirPods Pro
  • New features to Maps

1.3 iOS 18 Supported Devices:

iOS 18 will be accessible on a variety of devices, including iPhones from the iPhone 11 series onward. However, due to hardware restrictions, older devices might not support all functionalities, just like with prior iterations of iOS. Here is a list of all the devices that iOS 18 is compatible with:
ios 18 supported devices

2. How to Upgrade to or Get iOS 18 (Beta)

Before diving into the iOS 18 beta, it’s essential to remember that beta versions are not as stable as official releases. They may contain bugs that can affect the performance of your device, so it’s crucial to back up your data before proceeding.

Now that you can follow these steps to get iOS 18 beta ipsw on your device:

Step 1: Backup Your iPhone

  • Connect your iPhone to your computer, then open iTunes (Windows) or Finder (macOS).
  • Select your device and click “Back Up Now“. Alternatively, you can use iCloud to back up your device by going to Settings > [Your Name] > iCloud > iCloud Backup > Back Up Now.
backup iphone to update ios 18

Step 2: Participate in the Apple Beta Software Program

Visit the Apple Developer website and sign in using your Apple ID, then read the Apple Developer Agreement, check all of the boxes, and click Submit to gain access to the iOS 18 developer beta.
apple developer sign in

Step 3: Download and Install iOS 18 Beta on your iPhone

Find Software Update in the Settings menu under General on your iPhone, and the “iOS 18 Developer Beta” ought to be accessible for download, next select “Update Now” and then follow the on-screen instructions to finish installing the iOS 18 beta update.
get ios 18 beta version

Once your device restarts, it will be running iOS 18 beta, giving you early access to all the new features.

3. iOS 18 (Beta) Keeps Restarting? Try This Resolution!

One of the issues users might encounter with iOS 18 beta is the device repeatedly restarting, which can be incredibly frustrating and disruptive. If you find your iPhone stuck in a restart loop, AimerLab FixMate offers a practical solution to resolve this problem by downgrading iOS 18 (beta) to 17.

If you want to downgrade iOS 18 (beta) to iOS 17, you can use FixMate by following these steps:

Step 1: Download the FixMate installer file by clicking the button below, then install FixMate on your computer and launch the application.

Step 2: Use a USB cable to connect your iPhone to your computer, then FixMate will automatically detect your device and show the model and ios version within the interface.
iPhone 12 connect to computer

Step 3: Choose the “Fix iOS Systen Issues” Option, select the “Standard Repair” option from the main menu.

FixMate Choose Standard Repair

Step 4: FixMate will prompt you to download the iOS 17 firmware, you will need to click “Repair” to start the process.

click to download ios 17 firmware

Step 5: After the firmware is downloaded, click “Start Repair”, then FixMate will begin the downgrade process, reverting your iPhone from iOS 18 beta to iOS 17.

Standard Repair in Process

Step 6: Once the downgrade is complete, restore your backup to recover your data. Your iPhone should now be running iOS 17, with all your data restored.
iphone 15 repair complete

Conclusion

Upgrading to iOS 18 beta can be an exciting way to explore new features and enhancements before they are officially released. However, beta versions can come with instability and issues, such as restart loops, that can affect your device’s performance. If you encounter problems like frequent restarts with iOS 18 beta, AimerLab FixMate offers a reliable solution to fix these issues and even facilitate downgrading if needed.

AimerLab FixMate is highly recommended for its user-friendly interface and effective repair capabilities. Whether you need to address persistent restart problems or revert to a previous iOS version, FixMate provides a comprehensive solution to ensure your iPhone remains functional and reliable. If you’re experiencing trouble with iOS 18 beta or need to return to a more stable version, FixMate is a valuable tool to help you through the process.