Zte -G R221 User Manual page 31

• Phone settings: Set time and date, schedule power on/off and set
LCD backlight,etc.
• Network settings: Set to automatically or manually select network,
and set the preferred networks.
• Security settings: Set security features to protect you from unauthorized
use of your phone and SIM card.
• Connectivity: View connection activities and set data accout.
• Restore factory settings: Enter the phone lock code to restore to the
factory settings. Some personal information might be lost if you use
this function, so be careful.
Note: You may be required to input the phone lock code in some of the
security settings interfaces. The default lock code is 1234. Go to Security
settings→Change password→Phone password to change the phone
lock code.
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