When you encounter the software update failed issue, do you know why your iPhone is unable to check for update? 9 solutions are listed here to help you solve the problem. And it’s better to back up your iPhone before the update.
An error occurred while checking for a software update
I'm going to update my iPhone to iOS 18, but there is an error stopping me from updating iOS. How do I fix unable to check for updates?
- Question from Apple Community
Apple has been always optimizing iOS by pushing updates. But sometimes when you update the iOS version on your iPhone/iPad, you may get a prompt saying "Unable to check for update: An error occurred while checking for a software update".
But don't worry, this article can give you detailed instructions about why this issue occur and how to fix it efficiently.
You can refer to the following reasons to get why it happens, and find a way from the next part to solve this error.
If you're sure your device is compatible with the upcoming iOS system update, you can continue reading to fix this error when updating iOS 17/18 on iPhone. It's worth mentioning that some of these methods are also useful for solving iPad update errors.
Before we get down to it, we strongly suggest you backup your iPhone to your computer in case of any unexpected problem, so you won't lose your data.
When it is unable to check for update iOS on iPhone, the first step to fix the Apple iOS update issue should be restarting the device.
This step simply requires you to turn off your iPhone and then turn on the device. This is the easiest way to fix any iOS update issue.
This could be a powerful solution to refresh the background of iPhone and you would not lose data for this. Different iPhone requires different operations to force restart the device.
iPhone 8 or later: Press the volume+ button and then quickly release. Press the volume- button and then quickly release it. Press the power button for seconds and wait for the Apple logo to appear.
iPhone 7 and iPhone 7 Plus: Press both the power button and volume- button for seconds and wait for the Apple logo to appear.
iPhone 6s or earlier: Press both the power button and the Home button for seconds and wait for the Apple logo to appear.
iOS update needs enough storage to download and install the package. There should be at least 2GB for that. You can delete the large files or clear the app data.
Go to iPhone Settings > General > iPhone Storage to have an overview of the storage use. Select the app and then tap Delete App. This app can be redownloaded from the App Store.
The Internet is required to connect iPhone to the server, so if you have enabled Airplane Mode, you can get a response from the software update server. Just Turn off Airplane Mode and connect iPhone to the Internet.
The network connection should be well-built. If checking for a software update failed because you are not connected to the Internet. You need to check whether the Internet could be used to download installation package or you could connect to a faster Wi-Fi.
It is suggested to use Wi-Fi to update your iPhone rather than cellular because the size of most of installation packages is more than 200MB and the speed of Wi-Fi is more stable.
This is the ultimate solution to solve the iOS update failed issue caused by Internet but you need to remember all the configuration information like some settings and Wi-Fi passwords.
Go to iPhone Settings > General > Reset > Reset Network Settings.
Recently, iOS 18 beta profile has been released, you might have downloaded the package. iOS update check will be stopped by it. You need to delete the package.
Go to Settings > General > Profiles & Device Management > Choose Remove Profile to delete the profile.
iTunes could help you update iPhone on computer to fix the iPhone won't update iOS issue. It will automatically download the latest iOS installation package for your iPhone and you just need to give it the order to start updating iPhone.
You need to Download and install iTunes on your computer, connect iPhone to computer with USB cable, and click the iPhone icon in the upper-left corner > Go to Summary > Choose Check for Update to begin the task.
Apple might have known the error and is trying its best to fix the iPhone software update failed issue. Go to Apple’s site to see System Status. If the light is not green, you could update iOS in the other day.
Updating iOS will make some changes on your iPhone and sometimes your photos or other data will be unexpectedly removed, so you’d better leave a copy of iPhone data on your computer to make sure they are always safe.
AOMEI FoneBackup is the best free iPhone backup software. You could use it to export photos, videos, music, messages, and contacts from iPhone to computer.
Download AOMEI FoneBackup to computer for free, connect iPhone to computer with a USB cable, and backup your iPhone within 3 steps.
Step 1. Click Phone Backup on the main interface > Select Full Backup > Get Started.
Step 2. Specify the storage path by clicking Backup Storage Path and click Start Backup.
Wait for the backup process to get finished. After updating or solving the issue, click My Backups > Locate and restore the data to your iPhone.
If an iPhone says an error occurred while checking for a software update, it might be caused by poor network conditions or certain iOS issues. You can follow the 9 methods to easily fix it.
Before you update iPhone, it is suggested to use AOMEI FoneBackup to backup the important data to computer to make sure nothing will be lost. And it is also software to transfer iPhone to PC enabling you to selectively save iPhone data to computer.
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How to fix an error occurred while checking for a software update on Apple Watch?
Step 1. Keep your Apple Watch and iPhone close together as you unpair them > Open the Watch app on your iPhone.
Step 2. Navigate to the My Watch tab and tap your watch at the top of the screen > Click the info button next to the watch > Choose Unpair Apple Watch (For GPS + Cellular models, choose to keep your cellular plan).
Step 3. Click it again to confirm your choice. If asks, type in your Apple ID password to disable the Activation Lock. Before wiping all content and settings on your Apple Watch, your iPhone will create a new Apple Watch backup.
Step 4. Then set up your Apple Watch with your iPhone > Select Set Up as New when asked > Follow the on-screen instructions to complete the task. If you need to update to the watchOS beta, reinstall the beta profile after the setup process.
Now you can update your Apple Watch as usual.