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Other settings : Security : Lock and unlock phone
The sensor may have trouble reading fingerprints if your finger is:
•
Wet
•
Oily
•
Dirty
•
Injured
If a registered fingerprint isn't working as expected,
fingerprints for your other fingers and use them until healed.
Problem: Fingerprint option disappeared from Security menu.
After each troubleshooting step, check to see if your issue is fixed.
1.
Turn your phone off and then on again.
2.
Check if a
software update
3.
Check for app updates.
Open
the Play Store app and touch
4.
Use
safe mode
to see if apps you installed are causing the issue and uninstall as needed.
If the sensor works correctly in safe mode, a 3rd party app is probably causing the issue. These apps can
cause issues: lock screen apps, app locks that use the fingerprint sensor, RAM boosters, and RAM cleaners.
5.
Reset
the phone.
Pin your screen
Turn on pinning
Use pinning to keep the current app in view until you unpin it. For example, you can pin a game and your child
cannot navigate anywhere else on your phone.
You can set up a pattern, PIN, or password required to unpin.
1.
Go to
Settings
> Security > Advanced > Screen pinning.
2.
Turn screen pinning on.
3.
By default, you must always enter your pattern, PIN, or password when unpinning a screen. If you don't want
this security before accessing your other phone screens, turn this option off.
Pin and unpin a screen
To pin a screen:
1.
Make sure you've
2.
Drag up
from the bottom of the screen, hold, then release.
3.
In the recent app list, touch the app's icon at the top of the preview to see
Be sure to touch the app's icon instead of the preview, which opens the app.
4.
Touch
.
is available for your phone.
turned on
pinning and have recently opened the app you want to pin.
remove
and re-add the fingerprint. If your finger is injured, add
> My apps & games.
.
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