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Touch an account type to see that type of accounts you have
added and adjust the account settings.
System
Accessibility
Configure accessibility plug-ins on your phone, such as using
TalkBack for low-vision users.
Activate This Device
You need to activate the phone before placing calls or
connecting to mobile data networks. Touch Activate and then
follow the instructions to activate your phone.
Developer Options
Developer options contains settings that are useful when
developing Android applications. The menu is hidden until you
touch Software Version in the About phone menu 7 times.
WARNING: The developer option settings are intended for
development use only. The can cause your phone and
applications on it to break or misbehave.
About Phone
View phone status and legal information. You can also upgrade
your phone software.