“Hi, I’ve just tried to replace my rear camera. When I put it all back together and turned it on, it says I’m unable to activate Touch ID on my iPhone. The home button has never been replaced and the Touch ID was working up until now. Home button still functions. How would you go about fixing this problem?”
Touch ID is a fingerprint identification sensor developed by Apple. With touch ID, you can easily unlock your iPhone, install apps from Apple store, pay via Apple pay via fingerprint without imputing the Apple ID and password. It brings us much convenience. But it will also bring a lot of trouble if we are unable to activate Touch ID on this iPhone. Recently, many iPhone users have reported that the Touch ID had failed to be activated after upgrading to iOS 12 or after screen replacement. We provide many solutions to your touch ID activation problem.
Before we take any other measures to fix the touch ID activation issue, let’s take a look at how to activate Touch ID from Settings on iPhone. Please note that Touch ID cannot be used on iPhone devices earlier than iPhone 5S.
If the error of ‘Unable to activate Touch ID on this iPhone’ still cannot be removed after the setting, try the generic method to force restart your device. This method could usually conducive to solving most iPhone issues. Follow the steps below to reboot your iPhone.
Press the sleep/wake button and the Volume button at the same time for 8 seconds, then release these buttons when you see the Apple logo appearing on the screen.
Hold the power button and the Power button for nearly 8 seconds until you see the Apple logo displaying on the device screen. Now you can release the buttons.
Some Apple users have left their suggestion on Apple forums, they got their Touch ID to work via the way of turning the password off. Here is how to do it:
Reset all settings will reset all the iPhone setting to its default settings, it will not erase any of the device data or media.
To reset the settings on iPhone, you need to tap the Settings icon on the screen, then click Genera → Reset → Reset All Settings. Now you can check whether this method has cured your iPhone.
Ensure that you have installed the newest iTunes on your computer, then connect your iPhone with iTunes and put it into Recovery Mode as follow:
When the screen is blank, please release the power button, continue to hold the home screen until the iPhone is detected to be in Recovery Mode by iTunes. Repeat these steps if your iPhone fails to be in Recovery Mode.
Note: All the data and settings will be erased if you choose to reset your iPhone with iTunes. For jailbreak device, the system will become unstable and unable to be repaired during the guarantee period.
It is advisable to turn to iOS System Recovery for help if you are unable to find the internal cause of the touch id activation problem. This iOS System Recovery is dedicated to fix any iOS bugs and get iPhone or iPad working normally without data loss. Besides the Touch ID failure issues, you can also use it to fix iPhone stuck in boot loop, iPhone apps keeps crashing and other abnormal problems. It is quite easy to handle the tough nut and will not affect the data while fixing.
Here is how to program runs to fix your iPhone touch ID not activating problem:
Step 1. Free download the iOS System Recovery on the computer. Run it and you should view three options, select ‘iOS System Recovery.
Step 2. You will be located on the main interface of this iOS System Recovery, connect the iPhone to pc and read the hints, then click Start.
Step 3. The iPhone information will be detected and displayed on the Window, check if the information is correct and click on ‘Repair’ to download the firmware package and the program will begin to fix the touch ID activation automatically.