![background image](http://html.mh-extra.com/html/samsung/sm-j3110/sm-j3110_user-manual_1192064068.webp)
Settings
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One-handed operation
: Activate one-handed operation mode for your convenience
when using the device with one hand.
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Screen timeout
: Set the length of time the device waits before turning off the display’s
backlight.
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Daydream
: Set the device to launch a screensaver when the device is charging.
Applications
Manage the device’s apps and change their settings.
On the Settings screen, tap
Applications
.
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Application manager
: View and manage the apps on your device.
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Application permissions
: Specify functions to use for each app.
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Default applications
: Select a default setting for using apps.
Wallpaper
Change the wallpaper settings for the Home screen and the locked screen.
On the Settings screen, tap
Wallpaper
.
Lock screen and security
Change the settings for securing the device and the SIM or USIM card.
On the Settings screen, tap
Lock screen and security
.
The available options may vary depending on the screen lock method selected.
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Screen lock type
: Change the screen lock method.
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Show information
: Change settings for the items displayed on the locked screen.
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Unlock effect
: Select an effect that you see when you unlock the screen.