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Un-mount SD Card: Un-mounts the microSD card from your
device so that you can format the card or safely remove it
when the device is on.
Available Space: The amount of internal phone storage used
by the operating system, its components, applications
(including those you downloaded), and their permanent and
temporary data.
7 . 6 B A T T E R Y
You can check the battery status of the device by accessing
this sub-menu.
7 . 7 A P P S
This sub-menu enables you to manage all the installed,
running and applications saved in the device memory and SD
card. You can remove and manage installed applications, view
and control running applications, allow installation of non we
build in market applications.
7 . 8 L O C A T I O N
Your device supports Global Positioning System (GPS).
7 . 9 S E C U R I T Y
You can protect your device from unauthorized users by
setting the PIN code or entering a password.
Enable or Disable SIM card PIN
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.