Sony ST21a2 User Manual

Phone settings overview

Get to know the settings in your phone so that you can personalize them to your own

requirements.

Wi-Fi

Turn Wi-Fi® on or off, scan available Wi-Fi® networks, or add the

Wi-Fi® network.

Bluetooth

Turn Bluetooth™ on or off, search for available Bluetooth™ devices,

and make your phone visible or invisible to other Bluetooth™

devices.

Data usage

Turn the mobile data traffic on or off, and keep track of your data

usage details over a specified period of time.

More…

Turn Airplane mode on or off, configure settings for VPN and Mobile

networks, and enable your phone to share its mobile data

connection as a portable Wi-Fi® hotspot, or through USB tethering

or Bluetooth™ tethering.

Dual SIM

settings

Enable SIM cards. You can also rename SIM cards, configure auto

switch arrangement for calls, messages, and data traffic.

Call settings

Manage and configure settings for fixed dialing numbers, voicemail

and Internet calls.

Sound

Configure how your phone rings, vibrates, or alerts you when you

receive communications. You can also use these settings to set the

volume level for music, video, games or other media with audio, and

to make related adjustments.

Display

Enable your phone screen to switch orientation when you rotate

your phone. You can also set the brightness, font size, wallpaper

and screen timeout.

Storage

Check out the available space on your phone's internal storage and

on the SD card. You can also erase the SD card, or unmount it for

safe removal.

Battery

View your phone battery and see how different applications

consume battery power.

Apps

Manage running applications, downloaded applications and

applications on the SD card.

Xperia™

Configure the USB connection mode, network connection type and

Internet settings. You can also enable Facebook features inside

applications.

Accounts &

sync

Enable your phone to synchronize data with the synchronization

accounts that you add.

Location

services

Enable or disable Google's location service, GPS satellites, and

Location & Google search.

Security

Protect your phone by setting up different locks and passwords.

You can also allow the installation of applications not from Google

Play™.

Language &

input

Select the phone language, adjust text input options, add words to

the personal dictionary, and configure speech settings.

Backup & reset Back up your data and reset your phone.

Date & time

Set the time and date, or choose the network-provided values.

Select your preferred date and hour format.

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