When your device is on and left idle for a set period of time, the screen darkens to save battery power, and locks automatically. The screen lock prevents unwanted actions on the touchscreen when you are not using it. Some features can still be accessed when the screen is locked. For example, you can still take photos and play audio tracks.
To activate the screen
- Briefly press the power key .
To unlock the screen
- Drag up or drag down.
To lock the screen manually
- When the screen is active, briefly press the power key .