Today Extension: How to work with display mode?
<blockquote>
  <p>Widgets now include the concept of display mode (represented by <a href="https://developer.apple.com/reference/notificationcenter/ncwidgetdisplaymode" rel="noreferrer">NCWidgetDisplayMode</a>), which lets you describe how much content is available and allows users to choose a compact or expanded view.</p>
</blockquote>

<p>How to expand widget in ios 10.0? It doesn't work as in ios 9.</p>