iOS 12 FAQ – All You Need to Know

What’s New in iOS 12?

iOS 12 was first introduced at Apple’s WWDC on June 4, 2018. As the successor to iOS 11, the latest operating system contains plenty of great new features, added functionalities of apps, and improvements on performance, battery, security and more.

For example, iOS 12 allows you to FaceTime with up to 32 people at once, create an Animoji for yourself and take control of your notification easily. Besides, photo sharing & searching, new Screen Time feature and new Animoji characters show much more power in iOS 12. Let’s see the best new features of iOS 12.

Faster Speed, Better Performance

iOS 12 has been improved for better iPhone & iPad experience, and the iOS device performance in iOS 12 would be up to 70% faster. No matter you type with the keyboard, launch Camera or any other app, it happens much quicker than before.

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Group FaceTime Call

This time, you can finally gather your friends all together on iPhone/iPad, because FaceTime has been updated in iOS 12 to support video as well as audio with up to 32 people at once. Start Group FaceTime call in Messages or join an existing one right now.

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Memoji and Animoji in iOS 12

iPhone X users get more surprise in iOS 12. In addition to 4 new Animoji characters, now you can create a Memoji just for yourself. It matches your own mood and personality, and could be shared in Messages and FaceTime.

How to Create Memoji on iOS 12 >>
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Make the Conversation Funnier

iOS 12 shows a great new way to make the conversation funnier, by adding personality into it. Through the in-app camera, you create and share a photo or video with interesting elements like Memoji, Animoji, sticks, filters and etc. in Messages and FaceTime.

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iPhone Photos is Smarter and Better

iOS 12 brings a new “For You” tab, which not only shows the great moments, but also intelligently suggests sharing photos with the people in them. Moreover, the new Photo Search feature helps you find the exact photos you are looking for.

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‘Manage’ Notifications in iOS 12

Notifications are redesigned in iOS 12, and you can take control of your notifications easily but completely. It’s more convenient to send notifications from a specific app or turn them off altogether. And the grouped notifications reduce unwanted interruptions.

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ScreenTime in iOS 12

Screen Time is a new feature coming with iOS 12, and it offers an intuitive look to how you use your iOS devices. Now, you can track how much time you or your kids are spending on the apps, websites or the devices overall.

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‘Measure’ Real World in iOS 12

iOS 12 makes AR experience so real, and you can share the AR objects with your friends via Messages and Mail. A new AR application in iOS 12 called Measure, which allows you measure real-world objects by pointing camera at them.

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Voice Memos comes to iPad

Voice memo is one of the most popular iPhone features for audio recording. Now, it is finally on iPad with iCloud in iOS 12. Quite convenient and useful, you are able to access your voice memos from anywhere.

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And So Much More…

In addition to the aforementioned features, iOS 12 actually brings you so much more. iOS 12 takes privacy further, adds Siri Shortcuts, redesigns iBooks, updates the battery usage reports and much more.

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What Should You Do before Upgrading to iOS 12?

Since you’ve seen so many amazing new features of iOS 12, you just can’t wait to install the software immediately and try it by yourself. But be patient, there are still some preparations to do, or things may not go the way you expect.

1. Check out the Feedbacks from iOS 12 Users and Evaluate the Risk

Before the release of iOS 12 standard version, Apple has offered dozens of beta trials for users to test. According to their feedbacks, there are more or less problems occurring after the software is installed. So, you’d better be acknowledged what problems you may encounter beforehand

2. Make Sure Your Device is iOS 12 Supported

Not all iPhone modules can support iOS 12 upgrading. Only iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, and iPhone X are perfectly compatible with iOS 12.

3. Make Sure There Is Enough Storage

The update of iOS 12 will ask for sizable storage space. If your device is already filled up with unused Apps and cookies and no more space left. The iOS 12 installation can become a total failure. So, do remember to keep your iOS device clean by removing extra data and junk files.

To easily remove cache and junk files, you can check:
How to Clear App Cache on iPhone at Once.

4. Back up Your Device in the First Place

Every time a new iOS version was released, we could always hear someone’s data get lost after updating his or her device. Losing your contacts, exclusive photos, recordings, and Apps can be a big headache. Here, we strongly suggest you have a full back up of your iOS device before upgrading it to iOS 12.

5. Learn about the Downgrade Rule

Last but not least, remember that you can only downgrade your device to a recent version of iOS 11 and Apple now is signing off iOS 11.41. As to how to downgrade iOS 12 to iOS 11
check this full detailed guide.

Pay Attention to Some Potential iOS 12 Problems

Every time when a new iOS version is released, there will be more or less bugs and glitches. But don’t worry, we’ve gathered several common ones from users’ feedbacks and hopefully, you can find precautions based on the information.

• iPhone can be frozen anytime.
• iOS 12 FaceTime group video chat doesn’t necessarily support all kinds of iPhone. Some are only audio supported.
• Camera effects in Messages and FaceTime doesn’t work for everyone.
• iOS 12 Notifications, Screen Time may not working properly.
• iOS 12 update may wash out iPhone screen, making the display color looks brighter (especially on iPhone X)
>> Learn more about Top 20 iOS 12 Potential Problems, Issues and Solutions here.

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• The device can get slower after the upgrade due to bad compatibility. How to fix iPhone slow?
• The battery can drain very fast and the device can get overheating.

How to Downgrade iOS 12 to iOS 11?

If you cannot get used to the new iOS 12 or find it too glitchy, you can always go back. As long as Apple is still signing iOS 11.XX.XX, you can revert back to that version of iOS. At the moment, Apple has stopped signing iOS 11.3, so you can only revert back to iOS 11.4.

If you have backed up your iOS device with iTunes, you can restore to iOS 11 with iTunes backup. If you do not have a backup, you can also downgrade to iOS 11 without data loss. Read on to see the step by step guide.

Method 1 Downgrade iOS 12 without iTunes Backup

By theory, this method will not cause data loss in any kind. In case something goes wrong, you should also backup your iPhone, iPad or iPod Touch before trying the steps below.

Step 1. Connect your iOS device to your computer and open up iTunes.

Step 2. If you are using the iOS beta version, you need to delete the beta profile from your device. Open Settings app and then go General> Profiles to remove the iOS 12 Beta Software Profile.

Step 3. Download corresponding iOS 11 on your computer. You can head over to and select your device and iOS version (the green one) to download it.

Step 4. Hold the Alt key on a Mac or Shift on Windows, and then you click Check for updates.

Step 5. Select the IPSW file that you just downloaded.

After that, iTunes will start downgrading your device to iOS 11. With this method, your data will remain intact if the process go smooth. All of your apps, photos, contacts, and everything else will be the same as you running iOS 12.

Method 2 Downgrade iOS 12 with iTunes Backup

If you have a iTunes backup of your iOS device before upgrading to iOS 12, that’s great because you can easily restore to iOS 11.

The data you saved on your iOS device after the backup will be deleted, so it is highly recommended to backup your iPhone, iPad or iPod Touch. To do that, you can use iPhone Transfer software to transfer all media files to your PC in one click and transfer the newly added files to your iOS device after restoring to iOS 11.

Step 1. Connect your iPhone, iPad, or iPod Touch to your PC or Mac and launch iTunes.

Step 2. Hold the Shift on Windows or Option key on a Mac, and click Restore.

Step 3. Then you would be prompted to select the iTunes backup file (.ipsw). Navigate to the iTunes backup location and select the iTunes backup before you upgrade to iOS 12.

Step 4. iTunes would erase your device and install iOS 11.4 from scratch along with all the data included in the backup.

When the downgrade process is completed, your device will boot up into the setup screen. Then you can select Restore from backup. You can select the iCloud backup that you've created on iOS 11.

When that complete, all your data will be restored on your iOS 11.4 device.

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