Fixed: An Error Occurred Installing iOS 17.5.1

Posted: June 21, 2024 | Updated: July 22, 2024

When users try to update their iPhone OS to latest version, many people got this error. This error mostly occurs to the iPhone which has low free space.

Problem First Appeared on 27-5-24

What cause this problem iOS 17

Level Normal Based on Software

Currently Devices have this problem

Solution 1: Check your iPhone is compatible with the latest iOS 

Apple provides a list of iPhones that support the latest iOS update. First, check your iPhone is listed in that list. 

Solution 2: Free up the space. 

Your iPhone needs a minimum of 7 to 10GB to install iOS updates after downloading it. So delete unwanted files and apps.

You can check your iPhone storage via Settings -> General -> Storage.

Solution 3: Delete the iOS update you already Downloaded.

If you already download the iOS update and you getting this error, then you need to delete the downloaded iOS update. Then re-download it. 

Go to Settings -> General -> Storage. Then find and delete the iOS update,

Solution 4: Reset Network Settings

Solution 5: Use a stable Internet connection

Solution 6: Check Apple System Status 

Solution 7: Restart your iPhone


Software that help you to fix this issue