You have until the end of the timer to choose a card to play.Discard a card by matching the card drawn with its color or number.Your hand is shown on the bottom center.The card deck is located on the top center.Tap on the Uno button when you only have 2 cards left.Left click on the Uno button when you’re down to 2 cards.To the right, use the music and sound buttons to turn the game’s audio on and off.To the left, use the flag button to select the game’s language.Play a card matching the color or number of the last card played.