Displays a small mark near each hardware buttons on the Lenovo Ideapad Tablet A1.
*This app for the "Lenovo Ideapad Tablet A1"
* While running ITA1 Button Marker, it may not be able to operate some of the button in the dialog. This is caused by the fact that the overlay display on the screen. And this is Android specification behavior. When the operation of the dialog, please temporarily stop the ITA1 Button Marker.