Turn your phone sideways (Landscape). First Deal is the top 5 cards, Second Deal are the low cards. Click or Tap on back of cards to reveal amount, Click or Tap again to revert.
Heres how it works, First reveal the First Deal, if you dont want the card(s), click or tap again to turn them beck over, then click the corresponding (Second Deal) lower card(s) to reveal your hand. Example: If you chose to disregard the First Deal's 3rd card then you would click or tap on the Second Deals lower 3rd card. Check with wikipedia (video poker) for details