Your Home screen is where you make
HTC One your own.
After you've turned on and set up
HTC One, you'll see the Feeds panel as the main Home screen. Customize it to show posts from your social networks, headlines from your favorite news media, and more. For details, see
Your dynamic Home screen.
You can change the apps on the launch bar at the bottom of the Home screen. See
Personalizing the launch bar.
Swipe left and you’ll discover widget panels for adding your favorite widgets, apps, and more so they’re just a tap away. And if you need more widget panels, you can add more. For details, see
Tip: Press to return to the Home screen you were last in.