You can enable your device to only show a certain app's screen using screen pinning. Screen pinning can be handy if you want to play a game without accidentally minimizing the app if you touch the Home button. Some apps may ask you if you want to use screen pinning.
You can turn on Smart Lock to keep your device unlocked when it's clear that you have it with you - for example, when it's connected to your Bluetooth watch or when it recognizes your face.
You can set your device to stay unlocked while connected to a Bluetooth device - like a watch, fitness tracker, headset, or car speaker system. You can also set your device to unlock when it touches an NFC tag and your face matching as well.
You can customize security settings on your devices running Android Lollipop. If a lock is set for your screen, the screen goes dark and locks when the display goes to sleep or if you press the Power button.
You can easily share your device with family and friends by creating a separate user for each person. Each person has their own space on the device for custom Home screens, accounts, apps, settings, and more. You must be the device owner to add users.
You can add accounts so that information associated with that account automatically syncs with your device. You'll need to set up an account on your device if you want to get email or get apps on Google Play.
You can change sound settings for both your system sound and notifications on devices running Android Lollipop.
You can change display settings on your devices running Android Lollipop. Change the display settings on your device by following the steps below.
Google Now is about getting you just the right information, at just the right time. It tells you today's weather before you start your day, how much traffic to expect before you leave for work, and even your favorite teams score while they're playing.
You can update your device manually running Android Lollipop. To check your version number or get the latest system update for a Nexus or Google Play edition phone.
You can customize Home Screen through changing wallpapers, adding widgets, adjusting screen order, creating folders etc.
The Hangouts app lets you send and receive video calls. To open it, touch Hangouts on a Home or All Apps screen.