User's Manual

BLUE SERIES

Open Settings and tap Device care> Storage> Advanced>

Memory card> Format.

Before formatting the memory card, remember to make backup

copies of all important data stored on the memory card. The

manufacturer's warranty does not cover data loss caused by

user actions.

Turn the device on and off

Turn on the device:

Press and hold the Power key for a few seconds to turn on the

device. When you turn on the device for the first time or after a

factory data reset, follow the instructions on the screen to

configure the device.

Device shutdown:

To turn off the device, press and hold the Power key. Or, open

the notification panel and tap. To restart the device, tap Restart.

Force Shutdown:

If the device freezes or does not respond, press and hold the

power key for more than 7 seconds to turn it off.