
Whenever I try updating my software, it shows 'unable to install update. An error occurred during installing iOS 12'. I’ve been trying to update since the next update was released after 11. None of the updates couldn't be done. Any help?
Every time Apple release an new iOS, some users may encounter various kinds of trouble during or after an update, like update failure, data loss or network disconnection. No matter what kind of incident happens, it can frustrate you a lot. What would you do if iPhone failed to update to the latest iOS 12? Here’re some potential solutions for you:
Solution One: Check Again
Check and delete the stuck or partial iOS Update before rerun it. If not, some problems may occur during the iOS re-install process.
Solution Two: Available Storage
Delete apps or app data to free up more space for iOS update by tapping Settings > General > Storage & iCloud usage > Manage Storage. Choose an app and tap Delete App.
Solution Three: Using iTunes
Not much space on iPhone? Actually you can use iTunes to finish the software update.
Solution Four: Go To Apple support
For an error code when updating to iOS, go to Apple support page for solutions to different error codes. Or bring your iPhone to an Apple Store nearby.
Question: if iPhone unable to update to the latest iOS 12 and you lose specific data unexpectedly, is there any chance to get them back?
Data loss is another headache for almost all iOS users, if this also sounds like your predicament, you can try iFonebox, one professional and trustworthy iOS data recovery software. You can get a quick understanding from following advanced features:
- Supportas many 17 kinds ofdata and numbers
- Three extraordinary working modes
- Compatible with a large range of devices and iOS system
- Support data preview before extracting data from Backup
- Intuitive user interface and well organized
- 100% secure and protect your privacy definitely
Actually, iFonebox is able to cope with various scenarios for data loss. In addition to losing data once iPhone failed to upgrade to the latest iOS 12, you may wonder how to rescue accidentally deleted iPhone call history or is there any way to extract only photos from a backup. With iFonebox, you can make them possible and retrieve deleted or disappeared data without having to do so much.
Besides, iFonebox is fully compatible with Win and Mac, iTunes and iOS 6 or higher system, you’re able to install the program from official website or here, just make sure to download the right version for your computer. Now, Let’s take WeChat contacts for example, and you can follow the instructions to learn more about it.
Step one: Run iFonebox
Connect your iPhone with the computer via included USB cable, launch iFonebox, you’ll be asked to Trust your computer if this is your first time to use this program. Then you’ll see a bold Next, click it and move to step to stage.

Step Two: Analyze the data
You need to click WeChat Contacts icon to start scanning, and it will show you a rotating circle, please wait in this step.

Step Three: Preview and Search
After the scan completes, you’ll find your existing all missing WeChat Contacts, you can also choose recover them to PC if you want.
