Lock or unlock your smartphone,
About backing up and restoring smartphone data,
About password protection,
I forget my smartphone password,
Delete smartphone data, third-party applications, or media card files,
Lock or unlock your smartphone
You can change the unlock option to a tap and slide motion. If you don't change the unlock option, the
key on your
smartphone is automatically used.
Do one of the following:
• To lock the keyboard, press the
key on the top of your smartphone or tap the bottom of the screen and slide your
• To unlock the keyboard, press the
key again or tap the bottom of the screen and slide your finger up.
• To lock your smartphone with a password, on the home screen or in a folder, click the
• To unlock your smartphone, enter your password.
Set or change your smartphone password,