Explaining the Google Settings icon on your Android device
Google recently rolled out Google sign-ins affording Web and app developers the ability to have users sign in with Google credentials. Once an app is integrated with Google sign-in, data from the app can then be shared to Google+ much like sharing data with Facebook has occurred for a while now.
In order for the apps on your Android device to be compatible with the new system, an update to Google Play Services is required. There's nothing you need to do for the update to happen, it all takes place in the background and normally you wouldn't notice … Read more
