1. Launch the game "4 Colors Classic" on your mobile device.

2. Choose your character from the available options.

3. Select the number of players for your game: 2, 3, or 4.

4. Each player is dealt a hand of cards. The goal is to be the first to get rid of all your cards.

5. Match cards by either color or number to play them on your turn.

6. If you cannot play a card, you must draw one from the deck.

7. Use action cards strategically to disrupt your opponents and gain an advantage.

8. The Draw Two card makes the next player draw two cards and skip their turn.

9. The Skip card prevents the next player from taking their turn.

10. The Reverse card changes the direction of play.

11. The Wild card can be played on any card and allows you to choose the color for the next turn.

12. The Wild Draw Four card lets you choose a color and forces the next player to draw four cards.

13. When you have only one card left, tap the "1" button to declare it; failing to do so might result in a penalty.

14. Play continues until one player plays all their cards.

15. The winner is the first player to empty their hand.