How to Download and Install iOS 12 on iPhone iPad iPod

By Alice Yang to iOS Tips, Download iOS 12 | Last Updated on Dec 7, 2018

To upgarde to iOS 12 on iPhone iPad is a snap, but if you follow rough guide on iOS 12 downloading and installation, you could mess up the whole processs of iOS 12 update. Here we give a comprehensive guide on how to download and install iOS 12 on iPhone iPad without data loss or any errors occurred here, covering iOS 12 update requirement, iOS 12 package download and installation step-by-step tutorial, solutions to iOS 12 errors and more.

There's no argument about it - iOS 12, embracing a ton of new features, like enhanced performance, group FaceTime, animoji & memoji in iMessage, screen time, group notification, Do Not Disturb, AR etc, is the best OS for iPhone iPad ever. But before you take the plunge and download iOS 12 on iPhone X/8/7/SE/6S/6/Plus/5, iPad or iPod, read iOS 12 advantages and disadvantages carefully. If you still think it's worth a shot, the iOS 12 upgrade guide below will help you a lot when download and install iOS 12. Happy upgrading!

Backup iOS Data before iOS 12 Installation

MacX MediaTrans helps you backup all your data of iOS 11.4/10.3.3/9 before upgrading to iOS 12 without any possiblity of data loss, namely backing up iPhone iPad iPod video, music, photos, iBooks, VoiceMemos, ringtones and more media files to Mac computer safely.

  • Photo
  • Music
  • Video
  • iBook
  • Ringtone
  • Flash Drive

Backup Is A Must Before You Download and Install iOS 12!

iPhone iPad backup is a belt-and-braces approach to reduce the risk of data loss and bricking iPhone iPad during iOS 12 downloading and installation process. MacX MediaTrans focuses on iPhone iPad iPod data backup for iOS 12 update and wins the No.1 sit on our 2019 iOS 12 backup software review.

It seamlessly backups iPhone iPad iPod media files, such as music, photos, videos, movies, TV shows, iBooks, VoiceMemo, Ringtone, etc. to Mac/PC in batch within a click. The backup speed is quite amazing, at least 5x faster than other iOS backup software for iOS 12 upgrade applications we tested.

In addition, you can transfer media files, particularly large-sized 4K videos movies, live photos from iPhone iPad iPod to Mac/PC to free storage and make your gadget get enough space (1-2GB) for iOS installation.

iOS 12 backup for iOS 12 download and installation

Make a Full Preparation to Download and Install iOS 12

Alas! Your gadget may have no luck to download iOS 12 as not all iPhone iPad iPod generations are qualified to udpate to iOS 12. Only the following devices are available for iOS 12 upgrading.
iPod Touch 6th generation.
iPhone 5S and later, including iPhone XS,XR, X, 8/Plus, 7/Plus, SE, 6S/Plus, 6/Plus, 5S.
iPad Mini 4, iPad Mini 3, iPad Mini 2, iPad Air 2, iPad Air, iPad 4, iPad Pro (9.7/10.5/12.9-inch).

Before you start to study how to upgrade to iOS 12, please make sure:

1. You have Wi-Fi connection and nearly full battery, or your iPhone iPad should be left at least 50% battery to download install iOS 12 wirelessly or over the air (OTA).
2. It requires around 2.77 GB free space for iOS installation on iPhone iPad. If your storage is full, free up space on iPhone.
3. You know Apple ID and other passwords, logins. Know more iOS 12 update tips here if you are hesitating.
4. Update your iTunes or apps to the latest version to ensure a successful iOS 12 download and installation.
5.Charge your iPhone iPad or iPod to 100% in case of no power during downloading and installation.

Note: iOS 12 download is usually bound to data loss, even if you've already backed up iPhone iPad data. But you can rely on data recovery software for iOS 12 to get the lost data restored if you have any problem after iOS 12 udpate.

iOS 12 download and install requirement

Begin to Download and Install iOS 12 on iDevices Over-the-air (OTA)

Now, let's get started to learn how to download and install iOS10 on iPhone iPad over the air wirelessly. Some early users experienced bricking iPhone iPad when they install iOS 12 with OTA. If you encounter iOS 12 update bricking problem, you can switch iOS 12 udpate to iTunes.

Step 1. Open beta.apple.com on iPhone, iPad, sign up/in, and accept to agree to the terms and conditions.

Step 2. Tap iOS tab on iOS 12 page, click "Download" to start to download iOS 12 for iPhone iPad. Apple use configuration profiles to validate iDevice this time.

Step 3. After the iOS 12 download process is finished, follow the on-screen instructions to complete the iOS 12 installation on iPhone x/8/7/SE/6S/6/Plus, iPad Mini 4/Air/Pro, iPod etc. via Settings > General > Software Update.

download and install iOS 12 on iPhone iPad

How to Download and Install iOS 12 with iTunes on Mac/PC

iOS 12 upgrade via iTunes is more stable than OTA and will get rid of many iOS 12 udpate problems with OTA.

Step 1. Download the iOS 12 for iPhone iPad from Apple download page.

Step 2. Open iTunes, update your iTunes to the latest version (iTunes 12.4.2) if it's not.

Step 3. Connect your iPhone, iPad or iPod to computer with USB cable.

Step 4. Select devices, iPhone, iPad or iPod on the left.

Step 5. Head to Summary > Option and click "Check for Update".

Step 6. Select and Open to install iOS 12 on iPhone iPad.

download and install iOS 12 with iTunes

How to Download and Install iOS 12 on Jailbroken iPhone iPad

If you've jailbroken your iPhone iPad before, it's a bit complicated to download and install iOS 12 for iPhone iPad. How to upgrade to iOS 12?

You can turn to "How to download and install iOS with iTunes", but before that, you should enter DFU Mode that enables jailbreak iPhone iPad or iPad to be restored. First, connect iDevice with computer, and turn off the devices, hold the power button for 3 seconds and then Home and Power buttons for 10 seconds, release the Power button but keep holding the Home button for 10 seconds. After that, iTunes will tell you that the device is in Recovery Mode.

Note: The iOS 12 download and installation for iPhone iPad will remove jailbreak access, and you will lose the chance to re-jailbreaking it. So if you are going to jailbreak iOS 12 iPhone iPad, think twice before you do.

download and install iOS 12 on jailbroken iPhone iPad

iOS 12 Download Installation Troubleshooting

Even some users know exactly how to download and install iOS 12 on iPhone iPad, they get into trouble during or after iOS 12 update. For example, "Hi. I don' t know why, but when I try to download iOS 12, I receive error message, Software Update Failed An error occurred downloading iOS 12 on my iPhone SE."

"I've been trying to update to iOS 12 for 2 days now. It would download half way before getting the following error msg: Software Update Failed." --- from forums.developer.apple.com

Solutions: Install and re-install iOS 12 on your iPhone SE/6S/6/Plus/5S or iPad Pro/Air/Mini 4, if this won't help, use VPN during downloading and updating iOS 12 on OTA. If you have tried developer beta and it failed, try the official iOS 12. If you have other problem during a download and installation of iOS 12, check out iOS 12 problems and solutions for iPhone iPad iPod Touch.

Tips: If you've figured out how to install iOS 12 and had the new OS but found that your iPhone iPad or iPod Touch 6 didn't get well with iOS 12, follow the iOS 12 to iOS 11 downgrade guide to uninstall iOS 12.

MacX MediaTrans - Easily Backup iPhone iPad iPod

MacX MediaTrans, top iOS 12 backup software, lets you transfer and backup iOS 12 iPhone iPad music, photos, videos to computer and vice versa with fastest speed in a click.

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