A. 1. Clear app cache: Go to Settings > Apps > Fashion Nova > Storage > Clear Cache to resolve any temporary glitches. 2. Ensure a stable internet connection: Check your Wi-Fi or mobile data connection to ensure it is stable during checkout. 3. Restart the app: Close the app completely and reopen it before attempting to check out again.

B. 4. Try a different payment method: If one payment method fails, try using another to see if it resolves the issue.