Sony 12640775, ST21a2, ST21i2, 1264-0772 Turning the phone on and off, Setup guide, Screen lock

To attach the battery cover

1Place the cover over the back of the phone so that the camera lens hole in the cover fits over the camera lens.

2Press down firmly on all edges of the battery cover to make sure it gets attached tightly.

Turning the phone on and off

To turn on the phone

1Press and hold down the power key on the top of the phone until the phone vibrates.

2If your screen goes dark, briefly press the power key to activate the screen.

3To unlock the screen, drag to the right across the screen.

4Enter your SIM card PIN when requested, and select OK.

Your SIM card PIN is initially supplied by your network operator, but you can change it later from the Settings menu. To correct a mistake made while entering your SIM card PIN, tap .

It might take a while for the phone to start up.

To turn off the phone

1Press and hold down the power key until the options menu opens.

2In the options menu, tap Power off.

3Tap OK.

It may take a while for the phone to shut down.

Setup guide

The first time you start your dual-SIM phone, a setup guide opens to explain and guide you through some basic settings about Dual SIM and some other basic phone functions. This is a good time to configure the phone to your specific needs. You can also access the setup guide later from the Application screen.

To access the setup guide manually

1	From the Home screen, tap .
2	Find and tap Setup guide.

Screen lock

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 touchscreen when you are not using it. On the lockscreen, you can still view notifications,

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