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Settings : Security & privacy : Lock and unlock phone
Tip: You can temporarily tighten security by turning off fingerprint unlocking and lock screen
notifications with
Lockdown
Use fingerprint to sign in to apps
To use the fingerprint sensor with third-party apps:
•
Be sure the app supports fingerprint recognition.
•
Install
the app and open its settings to adjust options, like enabling fingerprint unlock.
•
Consult the app's help info for more instructions.
Change fingerprint animation
You can adjust how the fingerprint icon animates in response to your touching the sensor:
1.
Go to
Settings
> Security & privacy.
2.
Tap Device lock.
3.
Tap Fingerprint and enter your pattern, PIN, or password to verify your identity.
4.
Tap Animation styles and make a selection.
Why am I still asked for PIN/pattern?
For maximum security, you still need to enter your pattern, PIN, or password:
•
Every time you power up your phone
•
When more than 72 hours have passed since you last unlocked the phone
•
When you go to Settings > Security & privacy > Device lock > Fingerprint
•
When the sensor can't read the fingerprint
Fix an issue
Issue: Sometimes the sensor can't read my fingerprints.
Each finger has a unique print. If you've added only one fingerprint, add more for other fingers you want to
use with the sensor.
The sensor may have trouble reading fingerprints if your finger is:
•
Wet
•
Oily
•
Dirty
•
Injured
If a registered fingerprint isn't working as expected,
injured, add fingerprints for your other fingers and use them until healed.
Issue: Fingerprint option disappeared from Security & privacy menu.
After each troubleshooting step, check to see if your issue is fixed.
mode.
remove
and re-add the fingerprint. If your finger is
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