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.
Restart or reset your device
If your BlackBerry device is running slower than usual or not responding, turning off and turning back on your device might
help to solve the problem.
Do one of the following:
• To restart your device, press and hold the Power/Lock key on the top of your device. Tap
• To reset your device, press and hold the Power/Lock key for ten seconds.