FAB - square on pre Lollipop and without shadow on Lollipop

Question

It looks like FloatingActionButton is not working ether on Android 4.0 and Lollipop. As you can see on image below, on Android Lollipopo shadow is missing and o

Answer 1

Setting app:borderWidth="0dp" works. But if you are getting rendering issues in Android studio and have the Renderer set to Android M or 22, set it to 21