Read help info
The lock code protects the contents of your device from unauthorised use. If use of lock code is turned on, it needs to be keyed in when you turn on your device. Follow these instructions to change the lock code.
You need to turn on use of lock code before you can change it. Click here for information on how to turn on use of lock code.
Find "Change Passcode"
Change lock code
Key in a new lock code.
Key in the new lock code again.