To set it up:
1. Go to Settings > Security & location > Lock screen preferences.
2.
Turn Show lockdown option on .
To use it:
1. Press and hold the power button.
2. Touch Lockdown.
Your fingerprint sensor and automatic unlock settings are disabled and notifications won't be displayed
on your lock screen.
3. To exit Lockdown, unlock your phone with your PIN, pattern or password.
Use location services
About location information
You can let your phone use GPS, Wi‑Fi networks, mobile networks and sensors to estimate your location.
Apps that have your permission can use this information to deliver location-based services, such as the
ability to check in, view commute traffic, find nearby restaurants or tag your photos with the location where
you took them.
Turn location on or off
To control what location information your phone can use:
1. Go to Settings > Security & location > Location.
2.
Turn it on or off to give or remove permission to use your location information.
When it's off, your phone can't find your precise location or share it with any apps. However, turning
this off disables many useful features and apps.
Tip: To add a Location tile to Quick settings, open Quick settings. Touch . Then drag the Location tile
to where you want it.
Review apps using your location
To see which apps have recently accessed your location:
1. Go to Settings > Security & location > Location.
2. Under Recent location requests, review the list of apps that recently received your location.
3. To prevent an app from accessing your location:
a. Touch App-level permissions.
b.
Turn Location off .
Settings : Security & location : Lock and unlock phone
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