Operation Manual
38
Managing Phone Security Settings
Encrypting Phone Data
You can encrypt your accounts, phone settings,
downloaded applications, contacts, messages data and
media les.
Tap Encrypt phone to encrypt your phone data. You
require a numeric PIN or password to decrypt the data
whenever you power ON the phone.
Encryption takes atleast an hour depending on the
amount of data to be encrypted. Hence, ensure that your
phone is fully charged before you encrypt it.
If data encryption is interrupted, you might lose your
phone data.
Locking Your SIM Card
You can activate and set a SIM lock to unlock your SIM,
whenever you power ON the phone.
1. Tap Settings > Security > Setup SIM/RUIM card
lock.
2. Enable Lock SIM card.
To disable this option you must enter your SIM lock
PIN.
3. Tap Change SIM PIN. Enter the old pin and tap OK.
4. Enter the new PIN and re-enter the same value
when asked. Tap OK.
Managing Credential Certificates
You can view, install, verify and manage the certicates
installed in your phone.
• Tap Trusted Credentials to view and verify the
system and user certicates.
• Tap Install from Storage to view and install new
user certicates.
Protecting your Phone from Harmful Applications
Some applications can harm your device. It is
recommended to verify apps in order to help prevent
harmful software from being installed on your device.
To prevent installation of application from unknown
sources, disable the option Unknown sources.
If you want to install applications from unknown sources,
enable Verify apps under Settings > Security, to verify if
the application is safe for installation.