Unable to Install iOS 10.3 Update on iPhone/iPad? How to Fix

iOS 10.3 came into the public on March 27, and sooner iOS 10.3.1 has been released on April. With advanced new features, iOS 10.3/10.3.1 users have skyrocketed worldwide. However, better and faster it’s, we still see plenty of people fail to update iOS 10.3 or later, especially for iPhone 5/5c/5s, iPad 4 users, so here I concluded some useful methods to fix iOS 11/10.3/10.3.1 installing errors and help successfully update your iPhone 7/7 Plus/6s/SE/6/5/5c/5s and iPad.

An Error Occurred Installing iOS 10.3/10.3.1

Most iOS 10.3 errors are found when using Over-the-air iOS update, which is the most common and convenient way to upgrade your iPhone, iPad. Normally when you go to Setting > General > Software Update on device, you will get access to download and install iOS 10.3 or iOS 10.3.1, but it’s possible that you fail to upgrade iOS software during the process. Error reports may appear on below situation:

  • iPhone/iPad unresponsive at Checking for Update interface.
  • Unable to verify iOS update due to Internet connection lost (even if actually connected).
  • Remind that your old software is up to date even if new update is available.
  • Keep promoting an error has occurred while installing downloaded software package.
  • Apple logo shown on your screen for several minutes with no loading bar.

Top 4 Ways to Fix iOS 10.3 Upgrade Not Working on iPhone or iPad

Below we will share 4 ways to help you fix iOS 10.3/10.3.1 update errors, like not installing, no verified updates, etc. Now let us see the details:

Method 1: Enter Recovery Mode and Reboot Your iPhone/iPad

In Most cases, iOS installing errors can be settled by force restarting your iPhone/iPad.

  • 1. On an iPhone 6s and earlier, iPad: Press and hold both the Sleep/Wake and Home buttons until you see the Apple logo.
  • 2. On an iPhone 7 or iPhone 7 Plus: Press and hold both the Sleep/Wake and Volume Down buttons until you see the Apple logo.

Or you can try a totally free software Tenorshare ReiBoot to 1-click enter and exit recovery mode without holding buttons for a long time. To reboot your iPhone 7/7 Plus/6s/6/SE/5s/5c or iPad Air/Pro, just simply click Enter recovery mode.

After restarting your iPhone/iPad, try OTA update on you iOS device once more.

Method 2: Reset Network Settings on iPhone/iPad

If you can’t reach the update network server and it keeps popping up “Not Connected to the Internet”, try updating your device again using the same network, or resetting network settings if necessary.

Go to Settings > General > Reset > Reset Network Settings.

Method 3: Remove iOS Update then Download Again

Should you still can’t install iOS 10.3 successfully, try downloading the firmware package again.

  • 1. Go to Setting > General > Storage & iCloud Usage > Manage Storage. Find downloaded iOS 10.3 data in the storage list.
  • 2. Tap the iOS update, then choose Delete Update.
  • 3. Go to Setting > General > Software Update to re-download the latest iOS update.

If same installing issues happen again or there is no iOS update package in the list of iCloud storage management, you should consider updating your iPhone/iPad manually with iTunes.

Method 4: Update iOS Software Using iTunes

If iOS 10.3 unable to install automatically under over-the-air mode, you can update your iPad/iPhone using iTunes on a computer that you trust.

  • 1. Launch iTunes on the computer and connect your device with it.
  • 2. Select your own iOS device and click Summary option.
  • 3. You will see the existing iOS version on the right of the pane, under which click Check for Update.
  • 4. Choose Download and Update on the pop-up window.
Note: You are recommended to make a backup of your iPad/iPhone with iCloud or iTunes before you update.

iOS 10.3 Upgrade not Working on iPhone 5c/5s or iPad 4?

Though Apple officially announced that the new iOS 10.3/iOS 10.3.1 works for iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later, some iPhone 5/5c or iPad 4 users reported that no valid updates shown on their devices. Unlike latest 64-bit iPhone products, those are relatively older iDevices running 32-bit hardware, thus you might expect a little bit delay on notification of new iOS software. And it’s said that Apple may drop support for iPhone5/5c/5s on iOS 10.3.2. Anyway, so far you can still use iTunes to get iOS 10.3 immediately.

Extra Tip: iPhone/iPad Stuck or Frozen When Installing iOS 10.3?

Except for getting into/out of recovery mode, Tenorshare ReiBoot can fix all kinds of iPhone/iPad screen frozen, iOS stuck, iTunes errors and other related issues. Besides, it enables you to update your iPhone 5/5c/5s/6/SE/7/7 Plus and iPad to recently available iOS version during repairing process without data losing.

  • 1. Connect your iPhone/iPad with Tenorshare ReiBoot and click Fix All iOS Stuck on the homepage. Start to repair operating system by clicking Start.
  • 2. Download the firmware package online before repairing. Feel free to choose a save path.
  • 3. When downloading process done, click Repair Now to safely start system fixing.

Once repairing finished, your iPhone/iPad will restart with new iOS 10.3 available, and you will find the device runs better and faster than ever.

Learn Top 10 iPhone/iPad stuck problems and solutions now.

Hope above solutions work for iPhone/iPad won’t update to iOS 10.3. If you find methods we provided useful, please kindly share with your friends.

/ Posted by Jerry Cook to iOS Update Follow @Jerry Cook