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You can set a lock code to prevent others from accessing the contents of your smartwatch when it's not connected to your phone.
1. Find "Lock"
Press the Home key.
Press the settings icon.
2. Create lock code using a pattern
Slide your finger across the screen to connect at least four points and press CONTINUE.
Repeat the selected lock code and press DONE.
3. Turn off use of lock code
Press Type and key in the current lock code.
4. Return to the home screen
Press the Home key to return to the home screen.