The phone lock code prevents others from accessing the contents of your mobile phone (pictures, messages etc.). When the phone lock code is turned on, it needs to be used every time you turn on your mobile phone and when it has been in sleep mode.
Step 1 of 7
Find "Lock screen & password"
Tap Settings.
Step 2 of 7
Find "Lock screen & password"
Tap Lock screen & password.
Step 3 of 7
Create phone lock code using a pattern
Tap Set screen lock and follow the instructions on the screen to create a phone lock code.
Step 4 of 7
Create phone lock code using a pattern
Tap Turn on Lock screen password and follow the instructions on the screen to turn on use of phone lock code.
Step 5 of 7
Create phone lock code using a pattern
Tap the required phone lock code and follow the instructions on the screen to create an additional phone lock code.