Add a new widget to home screen
1. Press and hold on an empty space on your screen until the menu appears.
2. Tap on "Widgets "
3. Press and hold widget you want to add to the home screen, and then drag it into position.
Remove widget from the home screen
1. Remove widget by pressing the widget for 2 seconds, and drag it to "Remove" on the center-top of the screen and release the widget then.