ios 12 update

Ultimate Guide to iOS 12/12.3 Update

Check new features of iOS 12/12.3, iOS 12/12.3 update preparations, and different solutions for iOS 12/12.3 update & downgrade.

Vote: Will You Update to iOS 12/12.3?

Here comes the annual iOS update. This year, iOS 12 will focus on performance and reliability improvements, along with new features like Memoji, Screen Time, Group FaceTime, and more.
iOS 12 supports all of the same iPhones and iPads that iOS 11 worked with, which means it'll work on the iPhone 5s, iPad Air and iPad mini 2 and all later devices. So, will you update your device to iOS 12?

Thanks for your participation!

iOS 12/12.3 Awesome New Features

The new iOS 12/12.3 brings a lot of new features to both iPhone and iPad. Apple claims that iOS 12/12.3 is designed to make your iPhone and iPad experience even faster, more responsive, and more delightful. One of the features which draws most attention in public is the improved performance. Let's see what other new features iOS 12/12.3 brings to us.

ios 12 features - performance

Better and faster performance

  • iOS 12/12.3 has resolved most common iOS 11 problems.
  • Older iPhones will be 40% to 70% faster in different features.
ios 12 features - battery

Battery performance

  • Better battery life.
  • There's also a whole new chart that displays battery usage information.
ios 12 features - face id

Improved Face ID

  • Alternative Face ID for a different appearance.
  • Better security with Face ID.
ios 12 features - control center

New Control Center

  • New iPad Control Center gesture.
  • Do Not Disturb, Scan QR Code has been added to Control Center.
ios 12 features - siri

Siri Shortcut

  • Siri Shortcut allows you to assign phrases to tasks.
  • Siri can now translate over 40 language pairs.
ios 12 features - do not disturb

Do Not Disturb During Bedtime

  • It silences the notification delivery sounds, and hides visual display too.
  • You can customize when DND ends.
ios 12 features - facetime

Group FaceTime

  • Group FaceTime for up to 32 people with dynamic UI.
  • Can use Animoji and Memoji in FaceTime.
ios 12 features - measure

New 'Measure' app

  • Lets you measure the distance between two objects, lines and more.
  • It uses AR to function.

Prepare for iOS 12/12.3 Update

Actually, it is very easy and simple to update your iPhone/iPad/iPod touch to iOS 12/12.3. But to make the journey smooth and safe, you'd better do the following preparations first. Especially, make a full backup of your data before you do anything. Why? No one can suffer the loss of iOS data in any cases.

Check if your device is compatible with iOS 12/12.3

iOS 12/12.3 will be available for iPhones and iPads launched as far back as 2013. Every iOS device that can run on iOS 11 can also run on iOS 12/12.3. These are all the iPhone, iPad, and iPod touch devices that support iOS 12/12.3.

ios 12 compatible iphone

iPhone X
iPhone 8
iPhone 8 Plus
iPhone 7
iPhone 7 Plus
iPhone 6s
iPhone 6s Plus
iPhone 6
iPhone 6 Plus
iPhone SE
iPhone 5s

ios 12 compatible ipad

12.9-inch iPad Pro 2nd gen
12.9-inch iPad Pro 1st gen
10.5-inch iPad Pro
9.7-inch iPad Pro
iPad 6th generation
iPad 5th generation
iPad Air 2
iPad Air
iPad mini 4
iPad mini 3
iPad mini 2

ios 12 compatible ipod

iPod touch 6th generation

Backup your iPhone/iPad before iOS 12/12.3 update

Do not neglect: a full backup of your iOS device is extremely important before iOS 12/12.3 update. Data loss happens A LOT during and after people update to new iOS version every year. So, do remember to backup your iPhone/iPad before you do anything. Whenever anything unexpected happens, we are therefore able to restore our data easily from the iOS backups. Here there are 3 ways to backup your iPhone/iPad easily.

backup iphone for ios 12 update

Backup iDevice with dr.fone

  1. Connect iPhone/iPad to PC.
  2. Choose the data types.
  3. 1-click to backup iPhone/iPad in minutes.
  1. Takes a full backup, or only backs up selected data types.
  2. Backup data easily previewed.
  3. Restores data to iPhone/iPad selectively.

Not free

backup iphone to icloud for ios 12

Backup iDevice to iCloud

  1. Connect your iPhone/iPad to a Wi-Fi network.
  2. Go to Settings > [your name] > iCloud.
  3. Tap Back Up Now.

Official backup solution. 5 GB of free storage.

  1. Takes at least 20-30 minutes to back up iPhone/iPad.
  2. Cannot selectively backup and restore iPhone/iPad.
  3. Backup data cannot be previewed.
  4. Needs to factory reset iPhone/iPad to restore backup data.
backup iphone in itunes for ios 12

Backup iDevice with iTunes

  1. Open iTunes on computer.
  2. Connect your iPhone/iPad to your computer.
  3. Click File > Devices > Backup, click Back Up Now from Summary page.
  1. No need to download third-party software.
  2. No need to pay for extra iCloud storage.
  1. Does not support selective backup & restore for iPhone/iPad.
  2. Slow backup and restore process.
  3. A lot of users encounter errors when using iTunes.

Free up space for iOS 12/12.3 update

When you update your iOS device wirelessly, you might see a message There's not enough available storage to download iOS 12/12.3. The new iOS 12/12.3 update installer is around 2GB. Your iPhone or iPad also requires 1.5 - 2GB additional free storage to install the iOS 12/12.3 update.

So, to update to iOS 12/12.3 smoothly, you need at least 4 - 5 GB of free space on your iPhone/iPad. To check available storage on iPhone, go to Settings > General > iPhone Storage. You can also follow the tips below to free up more space for iOS 12/12.3 update.

free up space for ios 12 update
Offload Unused iOS Apps

Go to Settings > iTunes & App Stores and enable Offload Unused Apps. This will delete the iOS app but keep documents and data so you can restore it later from the App Store.

free up space for ios 12 update
Delete Downloaded Contents

Videos and music usually takes a lot more storage than you expected. If you use Apple Music, go to Settings > Music > Downloaded Music. Swipe left on the music or album and tap Delete.

free up space for ios 12 update
Delete Old Messages

Go to Settings > Messages > Message History > Keep Messages > select 30 days, and delete all the messages and attachments older than 30 days. See other tips on deleting iPhone messages.

free up space for ios 12 update
Use dr.fone - Erase (iOS)

With dr.fone - Erase (iOS), we can easily delete all temporary files, App generated files, cached files and unused Apps to free up space. And it also compresses iPhone photos without quality loss.

2 Ways to Update to iOS 12/12.3

When the iOS 12/12.3 update comes out, your iPhone/iPad/iPod touch will receive the update notice. Generally there are two methods to install iOS 12/12.3 on your iPhone, iPad, or iPod touch: Over the Air and iTunes. You can choose either method to update your iPhone/iPad to iOS 12/12.3 based on actual situations.

update to ios 12 over wifi

Update to iOS 12/12.3 Wirelessly

  1. Plug your device into power and connect to the Internet via Wi-Fi.
  2. Tap Settings > General > Software Update.
  3. Tap Download and Install.
  4. Tap Install. Or you can tap Later and choose Install Tonight or Remind Me Later.
  5. If asked, enter your passcode.
update to ios 12 with itunes

Update to iOS 12/12.3 via iTunes

  1. Install the latest version of iTunes on your computer.
  2. Connect your iOS device to computer.
  3. Open iTunes and select your iPhone/iPad/iPod touch.
  4. Click Summary, then click Check for Update.
  5. Click Download and Update.
  6. Enter your passcode of your iOS device.

iOS 12/12.3 Update Troubleshooting

Along with the installation of iOS 12/12.3 update, thousands of iOS users encountered various update problems, which caused data loss, or even iPhone not functioning. This seems to be unexpected and prevalent. Here are some of the most complained iOS 12/12.3 update problems.

Don't worry, let dr.fone help you out!

fix ios 12 problems with dr.fone
  • Recover lost data during and after iOS 12/12.3 update (dr.fone - Recover).
  • Fix various iOS system issues with no data loss (dr.fone - Repair).
  • Work for all models of iPhone, iPad and iPod touch.
  • Fully support iOS 12/12.3.

Don't like iOS 12/12.3? Downgrade iOS 12 to iOS 11

Though Apple focuses a lot on the performance and reliability improvement for iOS 12, nobody can ensure that iOS 12 is bug-free and will work perfectly on your iDevice. If iOS 12 is causing issues on your iPhone or iPad and driving you crazy, you can actually downgrade from iOS 12 to iOS 11.4 before Apple stops signing iOS 11.4 firmware.

Downgrade iOS 12 with dr.fone

Launch dr.fone on your computer and select Repair.
Connect your iPhone/iPad to computer. Follow the instructions to put your device in DFU mode.
Select iPhone model, and specify iOS 11.4 as the firmware you want to download.
Once the firmware is downloaded, click Fix Now.
After a few minutes, your iPhone will restart and you will have iOS 11.4 on your iPhone/iPad.
  • Tick the Retain native data option. So your data will remain intact after you downgrade to iOS 11.4.
  • dr.fone - Repair can also help you fix various issues you face with iOS 12/12.3 update or downgrade.
downgrade ios 12

Downgrade iOS 12 with iTunes

Backup your iPhone with dr. fone.
Go to, select your iPhone model and download the proper IPSW file.
Turn off Find My iPhone.
Connect your iOS device to computer and run your iTunes.
Put device into DFU mode.
Search your device icon on iTunes and click it > Choose Summary tab and, (For Mac) press "Option" and click "Restore iPhone (or iPad/iPod)..."; (For Windows) press "Shift" and click "Restore iPhone (or iPad/iPod)…".
Find previous iOS ipsw file you have downloaded, select it and click "Open".
  • iOS 12 downgrade with iTunes may result in complete data loss. It's very important to backup your data first.
  • You cannot restore your device with the backup that you created with iCloud/iTunes before downgrading. So remember to backup your iPhone with dr.fone - Backup & Restore (iOS).

iOS 12/12.3 Update Tips & Tricks

ios 12 new features

iOS 12/12.3 New Features

From better performance to an improved Face ID, iOS 12/12.3 certainly comes with numerous features. Here’s every major feature that you can find in iOS 12/12.3.

ios 12 checking for update stuck

iOS 12/12.3 Update Checking Stuck

Actually it's very common for users that iPhone gets stuck on Checking for Update screen. We would give you quick solutions to fix iOS 12/12.3 update check stucking.

ios 12 bricks iphone

iOS 12/12.3 update bricks iPhone

People get depressed when iPhone gets bricked after iOS 12/12.3 update. This article will just help you solve iPhone bricked after iOS 12/12.3 update issue in a very short time.

downgrade ios 12

Downgrade from iOS 12/12.3

You will learn how to downgrade from iOS 12/12.3 without iTunes, with iTunes, which software to use for backup and how to solve downgrade stuck issues in this article.

ios 12 update tips and tricks
ios 12 data recovery

iOS 12/12.3 Data Recovery

Some users might find their contacts or data lost after iOS 12/12.3 update. Fortunately, we have collected 3 workable ways to recover your lost information on iOS 12/12.3 devices.

ios 12 stuck on apple logo

iOS 12/12.3 Stuck on Apple Logo

If there is a problem with the update, your iPhone may get stuck on Apple logo after iOS 12/12.3 update as well. You can follow easy steps to get it fixed by yourself.

an error occured installing ios 12

Photos Disappeared After iOS 12/12.3 Update

Photos disappeared after iOS 12/12.3 update? This article is designed to troubleshoot this issue by providing 5 effective solutions to get back lost photos after iOS 12/12.3 update.

ios 12 downgrade stuck

iOS 12/12.3 Downgrade Stuck

If you too have faced iOS 12/12.3 downgrade problems, do not panic. It’s actually easier to fix than you think. Let's check how to fix iOS 12/12.3 downgrade stuck issues now.

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dr.fone-iOS Toolkit

  • Recover data from iOS devices, iCloud and iTunes backups.
  • Manage iPhone/iPad photos, music, videos, contacts, messages, etc. without iTunes.
  • Backup iOS devices to Mac/PC comprehensively or selectively.
  • Fix with various iOS system issues like recovery mode, white Apple logo, black screen, looping on start, etc.