System - Zte Z2321U User Manual And Safety Information

Navigation Key Shortcuts
In the Settings, select Device > Navigation key shortcuts to select to assign a navigation
key as a shortcut to functions, such as the Calendar.
Languages & Input
In the Settings, select Device > Languages & input to select a language and region for your

system.

Security
In the Settings, select Device > Security to configure options that help keep your phone and
data safe.
Screen lock: Disable the screen lock or enable it with PIN. See
Screen Lock.
Reset Options
In the Settings, select Device > Reset options to manage restoration options, and to reset
the network setting, the app preferences, or the phone to factory status.
Reset Wi-Fi, mobile & Bluetooth: Reset all network settings.

Reset app preferences: Reset all app preferences.

 Erase all data (factory reset): Reset your phone to factory default settings. All your
personal data from the phone's internal storage will be erased. You can also erase the
data on the memory card during the process.
System
Storage
In the Settings, select System > Storage to check memory information for your memory card
and internal storage.
Protecting Your Phone With
62