Turn off your device
Press and hold the Power/Lock key on the top of your BlackBerry device.

Put your device in standby mode

When you put your BlackBerry device in standby mode, the device screen backlight turns off and the screen locks.
Wireless connections and clock alarms aren't affected.
Press the Power/Lock key on the top of your device.
To wake up your device, swipe up from the bottom of the device screen.
User Guide Settings and options
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