Huawei P9 Lite - Manual (Page 71)

Tips and Tricks
64
The floating dock is displayed on most screens. Drag the dock to the desired location
to adjust its position.
Aligning home screen applications
automatically
Gaps may appear on the home screen after you uninstall applications or move them into
folders. Use the automatic align feature to arrange applications neatly on the home
screen.
Pinch two fingers together to open the home screen editor. Touch More settings, and
then turn on the Shake switch. Touch and hold the home screen to open the home screen
editor. Shake your phone to realign application icons and fill any gaps.