52
(PUK) to restore the SIM card.
Changing Your SIM PIN
You can change the PIN you’ve been given to one easier for you
to remember and harder for others to guess.
1. Touch
Home
key, slide screen and select
Security > Set up
SIM card lock
.
2. Make sure you already slide the
Lock SIM card
switch to the
on
position.
3. Touch
Change SIM PIN
.
Personal: Backup and Reset
Touch the
Home
key, slide screen and select
Settings >
Backup & reset
to manage data backup and restoration options,
and to reset the network setting or the phone to factory status.
Back up my data:
Back up app data, Wi-Fi passwords, and
other settings to Google servers after you sign in to your
Google account.
Backup account:
Set the Google account that the data is
backed up to.
Automatic restore:
Restore previously backed up settings
and data when you reinstall an app.
Network settings reset:
Reset all network settings including
Wi-Fi, mobile data and Bluetooth.
Factory data reset:
Reset your phone to factory default
settings. All your data in the internal storage will be erased