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Display your owner info. On your lock screen, you can discreetly display a “please return” message with some of your contact info so
that, if your phone is lost, someone can to return it to you.
Enable lost phone features. For peace of mind, check out Find My Device , in case you ever need to remotely locate and lock or
erase your phone.
Personalize your phone
While changing your wallpaper is probably your first customization, don't stop there. Be sure to explore your Settings to set
ringtones, font sizes, data usage preferences, keyboard preferences, and much more. It's a great way to learn many of your phone's
capabilities while customizing it to suit your needs.
In most apps you can touch or for app-specific settings. Be sure to see what options are available to you there, too.
Learn the basics : New to Android?
Manage cellular data
Understand your data usage. Keep an eye on your data usage and learn how to make the most of it. See which apps use large
amounts of data and adjust their settings if you want. You can stop auto-syncing over your carrier's network from quick settings by
toggling the data connection off.
Use Wi-Fi to conserve cellular data. When you connect to a Wi-Fi network, your data will auto-sync over its connection instead of
your carrier's network, saving cellular data for when you need it. From quick settings, toggle the Wi-Fi connection on.