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Screen lock

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When your phone is on and left idle for a set period of time, the screen darkens to save battery power, and locks automatically. This lock prevents unwanted actions on the touch screen when you are not using it.

To activate the screen

  • Briefly press the power key Icn sony key and power k90.

To unlock the screen

Lockscreen on Sony Smartphones
  • Drag Icn sony semc sliding tab open normal to the right across the screen.

To lock the screen manually

  • When the screen is active, briefly press the power key Icn sony key and power k90.
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On your Xperia™ device, go to Settings > About phone/tablet > Model number
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On your Xperia™ device, go to Settings > About phone/tablet > Model number