Ways on How to Fix iPhone 7/6 iOS 12 Update Problems

After long preparations, Apple has finally put forward its latest iOS i.e. iOS 12 making the users extremely enthusiastic over this news. Since the most awaited moment for the iPhone/iPad users has now arrived, they will no longer wait to relish the newer and extraordinary features. Along with the improvement in performance like fast keyboard and quick camera opening, the users are going to take delight of the feature like new customizable Animoji aka 'Memoji', new camera effects in FaceTime or finding Siri smarter than before.

However, the most inarguable fact despite of providing a whole lot of improvements, a new iOS update brings lots of bugs and issues with it. This is what we're enlightening you through this article. Since we've witnessed a large number of people use iPhone 6 or 7, we're concerned about them more. And therefore, we've listed some common iPhone 6/7 update problems along with their solutions. Have a look on them and resolve if you get any.

Fix All iOS 12 Update and Stuck Problems
  • 1-click to Enter/Exit Recovery Mode Free
  • Repair Various iOS System Problems like Apple logo, screen won't turn on, recovery mode, etc.
  • Fix your iOS to Normal without Data Loss
  • Fully Compatible with iPhone XS/XS Max/XR/iPad/iPod

Part1: iPhone 7 and iPhone 6 iOS 12.1/12 update problems

1. iPhone 7/6 Stuck on Update Completed

One of the most common iPhone 6 update problems that troubles users is staying on the 'Update completed' screen. You follow the steps carefully and reached to the final update screen thinking that now you can avail the new features but out of nowhere, iPhone 6/7 won't complete iOS 12 update and the device stuck on update completed notification making you unable to use it. Here are the solutions for this problem.


1.Restart iPhone

A simple restart will help you sorting this problem. In order to avoid this iPhone 6 update problem or iPhone 7, just press the 'Power' button until you see the 'slide to power off' on your screen. Slide it to right and the device will turn off. Now switch it on.

slide to power off  iphone

2. Hard reset

You can simply hard reset when facing this problem. To do this for fixing iPhone 6 update problem, press and hold 'Power' and 'Home' buttons simultaneously and release when you see the Apple logo.

And to fix this iPhone 7 update problem, hold down the 'Volume Down' and 'Power' button until Apple logo appears on the screen.

force reboot iphone  6 7

2. iPhone 7/6 No Services after iOS 12.1/12 Update

Another problem includes iPhone 7 no service after updating to iOS 12. With no service, you won't be able to make calls or use cellular data ultimately feeling helpless. Check the following solutions for this problem.


1. Reset Your Network Settings

iOS 12 no service issue is related to network issues and hence resetting the network settings can work. Open 'Settings' > 'General' > 'Reset' > 'Reset Network Settings'.

reset network  settings

2. Check Carrier Settings Update

To stop iOS 12 update no service issue in iPhone 6 or 7, you can also check your carrier settings update. Get in touch with your carrier operator and check with them about the carrier settings update.

3. Take Out Your SIM Card and Insert Again

Since there're service issues, removing the SIM card and inserting it again can stop the problem. Hence, just take out the SIM tray and take off the SIM and carefully re-insert it.

3. iPhone 7/6 Won't Charge after iOS 12.1/12 Update

There're times when iPhone 6/7 users face charging issues i.e. their device refuse to charge after iOS 12 or other updates. If your device won't charge after iOS 12 update too, follow the tips below.


1. Use the USB Power Adapter and USB Cable That Come with it

The most vital thing you need to know while charging your iPhone, no matter with or without update is to always use the original USB cable and adaptor that are supplied by Apple. A fake or local USB cable can result in such issue.

2. Force restart your iPhone

Force restarting and hard reset are similar. And you can simply follow the second solution mentioned for the very first problem to avoid this charging issue.

4. iPhone overheating after iOS 12.1/12 update

Overheating issues are often a complaint by the iOS users after installing the newest update in their iPhone. So, if you face this iPhone 7/6 update problem, look at the solutions.


1. Quit Running Apps

You need to force quit all the apps running in the background when meeting overheating issue which is the main triggering point for overheating. Double tap the 'Home' button and app switcher will appear. Swipe the apps up one-by-one and quit them.

iphone force quit  app

2. Stop Using iPhone While Charging

Another tip to avoid such iPhone 7/6 update problem is ceasing the usage of your device when it's on charge. Operating the device while the other operation (charging) is going on can lead to overheating problem.

5. Error occurred when installing iOS 12.1/12

Some random errors are likely to happen during the installation of iOS 12 in your devices. For eliminating this issue, go for the following fixes.


1. Check Available Storage on your iPhone

A new update installation always takes more storage than any other app or service takes. And if your device is running out of space, the errors can crop-up. So, our suggestion is to check the storage first when you aren't able to complete installations. Go to 'Settings' > 'General' > 'Storage & iCloud Usage' > 'Manage Storage'.

check iphone storage

2. Check Network Settings

Another thing needs to be focused while installing iOS is it demands good internet connection. So, when you receive errors in between the installation process, we recommend you to check your network settings and switch to stable connection.

6. iPhone Notification Not Work after iOS 12.1/12 update

Vanishing notification is a yet another problem that usually people get stuck with. While facing this update problem in iPhone 6 or 7, check the solutions.


1. Turn off Do Not Disturb

When you stop receiving notifications or they don't work properly, probably 'Do Not Disturb' feature is turned on. Thus, disable it by opening 'Settings' > 'Do Not Disturb' and toggle the switch off.

turn off do not  disturb

2. Allow Notifications for Apps

Here is the next solution while having notifications related update problem in iPhone 6/7. Go to 'Settings' > 'Notifications' > 'Show Previews' > 'Always'.

allow notifications

3. Force restart iPhone

You can also force restart your device when having this error. The steps are already mentioned in problem 1.

7. iPhone 7 bricked after upgrade: touch screen not working

The last iPhone 7/6 update problem you can suffer is the bricking of your device. To get this issue resolved, the solutions are given below.


1. Hard Reset iPhone

Again, a hard reset will work here when your device is bricked after updating. You can refer to the second solution of the first problem and do away with the problem.

2. Restore Bricked iPhone with iTunes

Restore your device with iTunes when it gets bricked in between the installation process. This will, consequently erase everything from your device.

  • Connect your device with PC and open iTunes.
  • Click on device icon followed by 'Summary' tab.
  • Hit 'Restore Backup' and confirm the actions.
restore iphone  itunes

8. iPhone 7 freezing after iOS 12.1/12 update

Many users asked why their iPhone 7 freezing after iOS 12 update. When you updated right, you will found more features really helped you. But if you updated wrong, it is a terrible thing for your daily life and work indeed. Here are some common solutions for you to troubleshoot the iPhone 7 freezing problem on iOS 12.


1. Restart your iPhone

Restart iPhone for 3 or more times may help you to fix the problem, but many users also found that it really work for a short periord but back to unnormal as before.

2. Reset all setting.

You can try resetting all settings to fix the freezing issue. Got to Settings > General > Reset > Reset All Settings. This way will not remove exited data like photos, messages, contacts, etc, but it will reset your general preferences in Notifications, General, Sounds, Touch ID, Brightness, and some other features.

reset all setting

9.iPhone 7 cannot send e-mails after iOS 12.1/12 update.

After upgrated to iOS 12, you will find your iPhoine cannot send emails anymore. That means you cannot recieve or send important work informations for bussiness intention. May you have to delete your email and re-enter it. You should know that it will lost your noted on email. Please follow the below ways to fix the problem.

cannot send email


1. Resart your devices. Restart devices may heip you some times.

2. Restore your device. If the above solutions cannot work, you can restore your device to troubleshoot the problem. Remember, you should backup your all data before you do that.

10. "Hey Siri" not working on iPhone 7 after iOS 12.1/12 update.

"I don't know what happened to Siri. When I update my iPhone 7 to iOS 12, Siri will not respond to 'hey siri', I really don't know what to do. " I think many iOS users may encounter the same problem. If you want to know how to solve it, I think you have came to the right place. Keep reading to find the solutions(If you have make sure your device is not in low power mode).


1. Force restart iOS 12 devices. If you find some minor bugs on your iOS 12 devices, orce restart your iPhone or iPad somehow will help.

2. Turn off Dictation and Back on When Dictation is on, it may sometime cause iOS 12 Hey Siri not working. You can try to disable Dictation in the Settings > General > Keyboard, you will find an option called Enable Dictation. Turn off this settings and try to use "Hey Siri".

3. Refresh Hey Siri. Siri not working may also because you haven't wake up siri on your iPhone settings. You can try to temporarily turn off Siri and back on again.

turn off siri

Part 2: Recommended One-Click Way to Fix All iOS Related Issues

The above solutions can turn futile and are temporary. Some of the solution can lead to data loss. And therefore,w e would recommend you to use Tenorshare ReiBoot which is a one-stop solution to fix any iOS problem. It works flawlessly and you face no data loss. Furthermore, it is fully compatible with the latest iOS, Windows and Mac operating systems. Follow the simple steps below to fix aforementioned or any other iPhone 7/6 update problems.

Free Download For Win 10/8.1/8/7/XP
Secure Download
Free Download For macOS 10.15 and below
Secure Download

Step 1 – Launch the program after installing and choose 'Repair Operating System' tab.

choose mode

Step 2 – Hit on 'Start Repair' subsequently and proceed with the next step.

hit start repair

Step 3 – Click on the 'Download' button now and download the suitable firmware package.

download firmware

Step 4 – Hit on 'Start Repair' again and wait for the process to get completed.

recovery complete
Free Download For Win 10/8.1/8/7/XP
Secure Download
Free Download For macOS 10.15 and below
Secure Download
Update 2019-07-25 iOS 12
Was this helpful ?

/ Posted by Jenefey Aaron to iOS 12 Follow @Jenefey Aaron

Join the discussion and share your voice here