ZTE NX405H user manual Sound, Security and location

Screen timeout: adjust the delay before the screen automatically turns off.

Auto-rotate screen: rotate the phone to change the display orientation after you turn it on.

Automatic brightness: after you turn on Automatic Brightness, your phone will adjust the screen brightness automatically according to the environment. If Automatic Brightness is disabled, you can drag the scrollbar to adjust the screen brightness manually.

Notification light: after you turn it on, the notification light will light up as your phone is being charged; upon low battery; or if there is a missed call, unread message or application message.

Font size: set the font size for Phone, Messaging, Contacts and Settings.

Screen projection: turn on/off screen projection.

Sound

Onthe home screen, press the “Menu” key >“System Settings”> “Sound.”Youcan change all kinds of sound settings for your phone.

Volumes: set the volume for Ringtone and Notifications, Media, System and Alarms.

Silent mode: turn on/off Silent mode.

Phone ringtone: set the default incoming call ringtone.

Messaging sound: set the default message ringtone.

Default notification sound: set the default notification ringtone.

Vibrate when silent: set whether ornot toturn on vibrationin Silent mode.

DTS: enhance sound effects when playing video, music, audio and games to provide a complete entertainment experience.

Dialpad touch tones: play sound when touching the dialpad.

Touch sounds: play sound when touching the screen.

Screen lock sound: play sound when locking the screen.

Vibrate on touch: vibrate when touching the buttons.

Power on sound: play sound when powering on/off your phone.

Security and location

Screen lock: select Slide, Face Unlock, Pattern, PIN or Password to lock the screen.

Set up SIM/RUIM card lock: after you select “Lock SIM Card,” you need to enter a PIN that you will enter when you turn on the phone.

Make passwords visible: after you select “Make Passwords Visible,” you can see the password you are entering.

Location service: turn on/off GPS.

Device administrators: view or deactivate device administrators.

App ops: view or change application permissions.

Installation manager: allow installation of apps from unknown sources.

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