Ios Update Keeps Failing. One of the easiest ways to troubleshoot an iOS update is to simply start the process over. Close all the apps and do not download any other content on your iPhone while the Update is on.
Windows: Update to latest version of iTunes. If you see an error when you update or restore your iPhone, iPad, or iPod - Apple Support If you see an error when you update or restore your iPhone, iPad, or iPod Update your Mac or PC Update your Mac. Here are the steps to restart your device if your iPhone says software update failed.
All you have to do is plug your iPhone in your Mac or Windows PC, launch Finder on Mac and iTunes on Windows and then click on the Update button from Summary.
Not sure why and how do I fix failed to update software.
Wait while your computer downloads the software for your device. You might be unable to update your iPhone or iPad wirelessly — or over the air — for one of these reasons: Your device doesn't support the latest software There isn't enough available storage space on your device The update takes a long time to download Your device isn't able to reach the update server The update doesn't complete When you see a message that says a software update is required to connect to your iOS device, click Install to download and install the software so your Mac can update or restore your iOS device. If you're using iTunes, make sure that you have the latest version of iTunes.