Security
Use the Security settings to secure your device.
Encryption
Set a numeric PIN or password to decrypt your tablet each time you power it on, or encrypt the data on your SD card each time it is connected.
1.From a Home screen, touch 
Apps ➔ 
Settings. Under Personal, touch Security.
2.Touch Encrypt device. For more information, read the displayed help screen.
3.Touch 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.
Set Up SIM Card Lock
As a security measure, you can choose to lock the SIM card, and require a PIN to use the device.
1.From a Home screen, touch 
Apps ➔ 
Settings. Under Personal, touch Security.
2.Touch Set up SIM card lock for these settings:
•Lock SIM card: Enable to require a PIN be entered to use the device. Set the PIN.
•Change SIM PIN: Create a PIN for accessing the SIM card.
Passwords
When enabled, password characters display briefly as you touch them while entering passwords.
1.From a Home screen, touch 
Apps ➔ 
Settings. Under Personal, touch Security.
2.Touch Make passwords visible to enable or disable brief displays of password characters.
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