1. Tap on the "Arrow" button to open the main menu from the lobby.
2. Click the "Mail" button to open the mail from the successful transaction.
3. Open the Reward mail to see the item.
4. Click the "Collect" button and then "OK" to confirm.
5. Open "Inventory" from the game lobby.
6. Tap on the "Royale Pass Upgrade Card" and click "Use".
7. Select the "Royale Pass Upgrade Card" button on the left side. Click "OK" to confirm.
8. Tap on "Collect" to finish.