User Manual

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you to remember and harder for others to guess.
1. Press Home key > tap > Settings > Security > Set
up SIM card lock.
2.Make sure you already tick the Lock SIM card check box.
3.Tap Change SIM PIN.
Managing Your Device Memory
Press Home Key > tap > Settings > Storage.
You can view the space information of the SD card and the
phone storage.
• Unmount SD card: You can unmount the SD card to
safely remove it.
• Erase SD card: Erase all data on the SD card.
Privacy: Reset to Factory Settings
Press Home key > tap > Settings > Backup & reset >
Factory data reset > Reset phone > Erase everything.
WARNING: Erase all your personal information and
downloaded apps? You can’t reverse this action!
Applications
Press Home Key > tap > Settings > Apps.