When PIN code is enabled, you are required to enter the PIN code
before making a call.
Go to Application Drawer > Settings > Security.
On the SIM card lock tab, select Set up SIM card lock.
Select a SIM card.
Tap Lock SIM card to use PIN. Check to enable, uncheck
to disable.
Enter the current PIN code.
To change the PIN code, select Change PIN.
Enter the old PIN code.
Enter the new PIN code and confirm.
Setup Screen Lock
You can set up a lock for your screen in form of Pattern, PIN code
or password.
Go to Settings > Security
Set up screen lock
Select a desired form (None, Slide, Voice Unlock, Pattern,
PIN or password)
7.13 LANGUAGE AND INPUT
Use the Language & Keyboard settings to select the language for
the text on your device and for configuring the onscreen keyboard,
including words that you’ve added to its dictionary.
7.14 BACKUP & RESET
You can use the Privacy settings to manage your personal
information, such as back up my data, automatic restore and
factory date reset.
7.15 ACCOUNTS
Use the Accounts to add, remove, and manage your Google and
other supported accounts. You also use these settings to control
how and whether all applications send, receive, and sync data on
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