After launching the app, you can follow the on-screen instructions to decorate your own special Christmas tree. You can place decorations using drag-and-drop, adjust their sizes, and change their positions to create your perfect holiday tree.

To access premium features, simply tap the "Upgrade to Premium" button in the app and complete the purchase process to unlock all premium decorations and features.

Once you've completed your tree design, you can save it to your device by tapping the save button at the bottom of the screen. Your creation will be safely stored for future viewing and sharing.