A. 1. Check your internet connection: Ensure you have a stable internet connection, as a poor connection can prevent the app from properly registering your purchase. 2. Restart the app: Close the app completely and reopen it to see if the stars reappear. 3. Verify purchase history: Go to the app's settings or account section to check if the purchase is listed in your transaction history.

B. 4. Clear app cache: As mentioned earlier, clearing the cache can help resolve issues with displaying purchased items.