To resolve the issue of not being able to save Mega Millions numbers to "My Favorites" in the Kentucky Lottery Official App, follow these steps:

1. Ensure App Updates: Verify that your Kentucky Lottery Official App is updated to the latest version available in the App Store. Updates can include bug fixes that might resolve your issue.

2. Check Account Login: Make sure that you are logged into your account within the app. Saving favorite numbers typically requires you to be signed in. If you are not logged in, do so by navigating to the login section.

3. Access “My Favorites”: Once logged in, navigate to the "My Favorites" section in the app. This is where you can manage your favorite numbers.

4. Enter Mega Millions Numbers: Go to the Mega Millions section of the app. You should see an option to enter your numbers for the Mega Millions game.

5. Save to Favorites: Look for a "Save to Favorites" button or similar option after entering your numbers. If you are unable to find this option or it does not respond, it may be a technical issue.

6. Check App Permissions: Ensure that the app has the necessary permissions such as access to your device storage or internet connection. This can sometimes interfere with saving features.

7. Try Reinstalling the App: If the saving functionality still does not work, try uninstalling and then reinstalling the app. This can help reset any settings that might be causing the problem.

8. Contact Support: If none of the above steps work, consider reaching out to Kentucky Lottery support for assistance. You can find their contact information on the official website.

By following these steps, you should be able to save your Mega Millions numbers to "My Favorites". For more details about the app features and support, you can refer to the official Kentucky Lottery FAQ learn more and the app download page learn more.