account arrowhead-down arrowhead-up mobile-menu search sm-bold-x x-skinny-rounded x-skinny arrowhead-right social-facebook social-googleplus social-instagram social-linkedin social-pinterest social-qzone social-renren social-tencent social-twitter social-vkontakt social-weibo social-youku social-youtube
    Help us improve our website
    Answer a few quick questions to evaluate your visit.

    Locking and unlocking the screen

    When your device is on and left idle for a set period of time, the screen darkens to save battery power. You can set a lock that prevents unwanted actions on the touchscreen when you are not using it. You can change the security settings later and add other kinds of locks. See Screen lock

    Generic lock screen

    To turn the screen on or off

    • Briefly press the power key Power on/off icon.

    To lock the screen

    When the screen is active, briefly press the power key Power on/off icon.

    Did you find this information helpful?
    Yes No
    Your input is valuable!
    Why didn't you find this information helpful?
    Submit
    Thanks, we appreciate your input!
    Close Close
    Find your product
    Find
    On your Xperia™ device, go to Settings > About phone/tablet > Model number
    Find
    On your Xperia™ device, go to Settings > About phone/tablet > Model number