Android M is now available in developer preview, but only for those that own a modern Nexus device. Specifically, owners of the Nexus 5, 6, 9, and Player can grab the latest developer build of Android M, and the dozens of new visual and functional features that the operating system brings.

But while Google spent a while going over the big-picture changes coming to M in its I/O 2015 keynote, there are a lot of smaller changes coming to the OS as well that reimagine how some of the most basic user-facing functions of the OS work. In many cases, these changes are more than welcome... Read more of this post