In bug #187363 we fixed this issue for <select> popovers, but there are other form controls that have popovers that can also be detached when using the arrow keys. We need to fix them all. Here is a list of the other controls with popovers off the top of my head: <input type="date"> <input type="time"> <input type="datetime-local"> <input type="month"> <input type="color">
<rdar://problem/49118151>
Popovers are only used on iPad.