A. 1. Verify Subscription Status: Go to Settings > [your name] > Subscriptions on your iPhone to check if your subscription to MeMi Message is active. 2. Restore Purchases: Open the MeMi Message app, go to Settings, and look for an option to 'Restore Purchases' to ensure your subscription is recognized by the app.

B. 3. Check Payment Method: Ensure that your payment method is valid and has sufficient funds. Go to Settings > [your name] > Payment & Shipping to verify.