Why my Touch ID is not working?
Hard reboot your device.
The Touch ID problem could be temporary and solved with a good reboot.
Go to Settings > Touch ID & Passcode and disable all of the options you see (the ones in the red box in the image below).
Then, restart your iPhone or your iPad and re-enable the features you want turned on.
How do I enable Touch ID for apps?
How to unlock apps using Touch ID
- Open the app.
- Go to its settings menu.
- Look for Passcode and Touch ID feature or similar.
- Enable the Passcode setting and choose a passcode.
- Turn on or toggle on Touch ID and enter your passcode if prompted.
- You can now start using Touch ID to unlock the app.
Why can’t my iPhone activate Touch ID?
Method 1: Activate Touch ID from Settings on iPhone.
This is the most direct fix to the matter that users cannot activate their touch ID. Disable the iTunes app and restart your iPhone. After the restart, open settings app once more.
What do you do when your fingerprint sensor is not working?
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How to troubleshoot or fix fingerprint scanner issues on Any
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