Erasing Files from the SD card
To erase files from the SD card using the device:
1.From the Storage screen, tap Storage g Mount SD card.
2.Tap Format SD card g Format SD card g Delete all to format the SD card. The SD card formats and erases all the data stored on it.
Security
The Security settings allow you to determine the security level for your device.
►From the Home screen, tap 
Apps g 
Settings g 
Security.
Encrypt Device
When enabled, this feature requires a numeric PIN or password to decrypt your device each time you power it on or encrypt the data on your SD card each time it is connected:
1.From the Security screen, tap Encrypt device. For more information, read the displayed help screen.
2.Tap Encrypt external SD card to enable the encryption on SD card data that requires a password be entered each time the microSD card is connected.
Tip: Make sure your battery is charged more than 80 percent. Encryption may take an hour or more.
Setting up SIM Card Lock
Prevent another user from using your SIM card to make unauthorized calls or from accessing information stored on your SIM card by protecting the information using a PIN code.
When enabled, your phone will ask for a PIN number each time you use the phone. Using this option you can also change your SIM PIN number.
1.From the Security screen, tap Set up SIM card lock.
2.Tap Lock SIM card, enter your SIM PIN code, then tap OK.
Section 9: Changing Your Settings 279
