Android device updates: T-Mobile Galaxy Note 5 update brings battery life improvements, security fixes

The wheels move slow on the Android update wagon, but at least they turned favorably for the T-Mobile Galaxy Note 5 this week. 
It’s not getting Marshmallow, but it picked up some key updates that should give you a smoother experience. You’re also getting that monthly security fix for your Nexus device, which is one of the perks of going all Google.
Each week, we compile all the major software updates to hit the Android ecosystem, including phones and tablets on U.S. carriers,