iOS 12 Errors: Most Common Problems and How-to Fixes

iOS 12 iOS 12 Error Last Updated: Sept. 17, 2018

What're the most common iOS 12 errors? Can those problems be fixed?

Apple announced iOS 12 at WWDC 2018 introducing a "faster, more responsive, more delightful" operation system for iPhone & iPad. This new iOS generation had been officially launched in September 17, 2018 and is available for iPhone 5s to the latest iPhone XS/XS Max/XR; iPad Air/2, Mini 2/3/4, iPad Pro and iPad 2017/2018.

Improvements and new features of iOS 12 increase user satisfaction. However, problems never disappear. Complaints arrive here and there describing how annoying some iOS 12 errors are, from installation, apps to battery issues and more. Here, we will roundup 7 most common iOS 12 errors & problems as well as troubleshooting tips.

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1. Unable to Install iOS 12

iOS 12 Installation Problem and Fix

iOS 12 installation problem will come at any time, nothing to happen although you have tapped Install at the beginning, getting stuck in the middle and more. If you encounter "not installing iOS 12 on your iPhone/iPad" error, the following tips may lead you out. Alternatively, you can find out solutions from article "Can't Update Your iPhone to iOS 12? Here's What to Do!".

How to troubleshoot:

At first, you should check storage and network on your device before installing iOS 12.
• Storage – Insufficient space will cause sudden disruption. Go to Settings > General > iPhone Storage to make sure that there is enough free space. If not, delete unnecessary photos, videos, apps etc, to free up space on iPhone/iPad.
• Network – Stable network connection is essential, either cellular data or Wi-Fi. You can choose to reset Network Settings through Settings > General > Reset > Reset Network Settings before enabling network and then install iOS 12 with great connection.

Sometimes, there's no problem with storage and network but iOS 12 installation freezes or non-responsive. Two tips below may be helpful.

Tip 1: Force-restart your device
• Before iPhone 7: Hold Home and Power button until Apple logo appears.
• iPhone 7/7 Plus: Hold Home and Volume Down button until Apple logo appears.
• iPhone 8/X: Press and release Volume Up > Press and release Volume Down > Hold Power button until Apple logo appears.

Tip 2: Update iOS 12 with iTunes
iTunes allows you to update iPSW file for iOS 12 installation on iPhone/iPad but all data will be removed. Therefore, you'd better backup your iPhone/iPad before installing iOS 12 with iTunes.

• Connect iPhone/iPad with iTunes. If your iPhone not connecting iTunes, get solutions here>>
• Download IPSW file for iOS 12.
• Select the device in iTunes
• Press SHIFT and click "Update" button in iTunes on Windows or Press OPTION and click "Update" button in iTunes on Mac.
• Select the IPSW file you downloaded earlier.
• Click Update to confirm installing iOS 12.

2. iOS 12 Wi-Fi Not Working

iOS 12 Wi-Fi Problem and Fix

Some users find that it doesn't connect Wi-Fi or the Wi-Fi icon doesn't show up after it is well connected while some others give feedbacks of slow speed and frequency drops when running iOS 12. Try the following troubleshooting tips to get Wi-Fi worked.

Tip 1: Restart Your Router and iPhone/iPad
Unplug your router and plug in again 5 minutes later. Meanwhile, restart your iPhone/iPad. After all devices are powered on, connect the network on iPhone/iPad.

Tip 2: Forget the Network
Go to Settings > WLAN > Tap on info icon of the connected network > "Forget this Network". It will help remove all data of current network. Next, re-connect Wi-Fi by typing password.

Tip 3. Rest Network Settings
Go to Settings > General > Reset > Reset Network Settings.

Also Read: Fix Wi-Fi Not Working Problem on iPhone

3. iOS 12 Cellular Data not Working

iOS 12 Cellular Data Problem and Fix

Unstable LTE/4G is the most common iOS 12 cellular data error, not limited to one carrier, but existing on AT&T, Verizon and other services. Certainly, glitches definitely occur if you're in somewhere hardly accessing internet, for example subway, mountains. If carriers offer strong signal but cellular data still doesn't work on your device, follow us.

Tip 1: Re-connect Cellular Data
Go to Settings > Cellular > Turn it off and turn it on 1 minutes later.

Tip 2: Reset Network Settings
Go to Settings > General > Reset > Reset Network Settings.

4. iOS 12 Bluetooth not Working

iOS 12 Bluetooth Problem and Fix

Have you been experiencing Bluetooth problem on iOS 12? Not working properly, not connecting to Bluetooth devices and other issues frequently annoy users. To get rid of this kind of iOS 12 error, we suggest that:

Tip 1: Re-connect Bluetooth
Go to Settings > Bluetooth > Turn off and then turn on it 1 minutes later.

Tip 2: Disconnect iPhone/iPad from All Devices
Go to Settings > Bluetooth > tap on info icon of connected device > Forget This Device > Forget Device. Now, restart your iPhone/iPad, open Bluetooth and try to connect to the accessory again.

Tip 3: Reset Network Settings
Go to Settings > General > Reset > Reset Networking Settings.

5. Siri not Recognizing Voice on iOS 12

iOS 12 Siri Problem and Fix

Siri turns to be a more intelligent personal assistant with the new feature named Siri Shortcuts combining notifications, learning and voice commands on iOS 12. However, improper workflow happens that Siri can't recognize voice and gives the message like "Sorry, I couldn't hear what you said". Why does Siri act up and how to fix this iOS 12 problem?

Tip 1: Check Wi-Fi or Cellular Data Network
Siri can't work without network connection. Make sure that Wi-Fi or Cellular Data has been enabled before you using Siri. Bad connection will also lead Siri to not recognize your voice. Use another Wi-Fi or switch from Cellular Data to Wi-Fi for fixing Siri not working error.

Tip 2: Enable Hey Siri
Go to Settings > Siri & Search > Turn on "Hey Siri".

Tip 3: Restart iPhone/iPad
Disable "Hey Siri" and power off your device. Next, restart the device and turn on "Hey Siri".

Tip 4: Reset Settings
Go to Settings > General > Reset > Reset All Settings.

6. Can't Connect App Store on iOS 12

iOS 12 App Store Problem and Fix

App Store plays an important role which embraces thousands of Apps ranging from SNS, entertainment to business, learning and more. On iOS 12, App store not connecting error arrives and posters in community tell that some other errors - like App not loading, installation freezing – appear frequently. To troubleshoot iOS 12 App Store problem, you may need to:

Tip 1: Ensure Stable Wi-Fi Connection
If you are using a Wi-Fi with poor signal, it will be very slow or even unable to connect App Store. Find and switch to a good Wi-Fi connection.

Tip 2: Allow App Store to Use Cellular Data
App Store will never be connected under Cellular Data network if you don't allow it to use Cellular Data. Go to Settings > Cellular > App Store and turn on Use Cellular Data.

Tip 3: Sign out and Sign in App Store
Go to Settings > top on your name > App Store > tap on your Apple ID > Sign Out. Next, sign in again with the same steps.

Tip 4: Restart Device
Turn off any network connection and force close App Store from Apps Switcher screen. Now, restart your iPhone/iPad. Then, turn on network connection and launch App Store again.

7. iOS 12 Battery Drain Problem

iOS 12 Battery Problem and Fix

Battery drain is the biggest problem which Apple hasn't perfectly solved till now and it happens to iOS 12 as well. Battery life issue is not tricky to fix but some available solutions can partly reduce big consumption of battery.

Tip 1: Find Apps Which Eat Big Battery
Go to Settings > Battery > Battery Usage and check apps that consume battery the most. Delete some apps which are not essential and update essential ones to the latest version.

Tip 2: Turn on Low Power Mode
Go to Settings > Battery > Turn on Low Power Mode.

Tip 3: Turn Off Raise to Wake
Go to Settings > Display & Brightness > disable Raise to Wake.

Tip 4: Reset Settings
Go to Settings > General > Reset > Reset All Settings.

Also Read: Save Battery Power on iPhone

If you have tried all above potential solutions but went to a failure to fix those iOS 12 errors & problems, choose one way you prefer:

1. The minor-updated version with bug fixes and improvements will be released by Apple after the release of official version. Install it once it is shown to the public to confirm whether iOS 12 problems are fixed or not.

2.Downgrade iOS 12 to former version (iOS 11.4).

Step 1: Make a backup of your iPhone/iPad data before downgrading.

Step 2: Update iTunes to the latest version. Connect your iPhone/iPad to iTunes with a cable.

Step 3: Make you device enter Recovery Mode.
• Earlier than iPhone 7: Press and hold the Sleep/Wake and Home button. Release them until you see recovery mode screen appears.
• iPhone 7/7 Plus: Press and hold the Sleep/Wake and Volume Down button. Release them until recovery mode screen appears.
• iPhone X/8: Press and release the Volume Up button. Press and release the Volume Down button. Press and hold the Side button until recovery mode screen appears.

Step 4: Soon, a dialogue box will pop up in iTunes asking you to restore or update. Select Restore and it will force your device to install the latest non-beta version of iOS.

Step 5: After the downgrading process is completed, restore your backup.

If you have encountered other iOS 12 errors and problems, report bugs or send feedback through Apple Support, Apple Feedback and Apple Bug Reporter.

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