Sliders and check boxes not working on touch screen device

When launching on to a device with a touch screen the Slider widget and the check box widget do not appear to respond to touch inputs.

Note: Samsung Galaxy note was used for this test

1. Open Editor
2. Create a new widget blueprint
3. Add a check box and a slider to the designer tab
4. Compile and save
5. Open level blueprint
6. Add the widget to the viewport
   Begin play > Create Widget > Add to viewport
7. Launch on to device with touch screen (Samsung Galaxy note was used for this test)
8. Notice that the check box and the slider do not respond to touch

Expected: The check box would become checked/unchecked when touched and the slider would move accordingly
Result: Neither the check box nor the slider can be interacted with on the device

[4.9] Sliders and Checkboxes don't work on touch screen