After clicking the ⚙️ icon in the top left, you can see your Player ID by checking the bottom left of the screen. If this method is confusing, you can try the following: while on the main menu, tapping on your name will take you to your profile page. You can see your player ID below your nickname and copy with a single tap.

Wait a few minutes and restart the game. If reward still don't identified to your account by our system, send us an email at support@siriusgames.co with your account ID, We'll send you the item by all means!

No. Rewards can only be claimed once per day.