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3.3.2 Location service
Google’s location service is available when WiFi or other network is connected.
3.3.3 Security
Screen lock: the default is slide mode. You can change to other modes of pictures or password.
User info: users can do personal settings.
Unknown source: allow installation of non-Market apps.
3.3.4 Language and input
Language: to select the language.
Keyboard & input methods: here you can change the input methods.