Dear Lord, if you fail to log in with Facebook and see the error message in the picture, please follow the steps below:

Step 1: Open Settings on your Apple device.

Step 2: Swipe down or search to find Wartune Ultra and select it to view permissions.

Step 3: Find the Allow Tracking option.

Step 4: Toggle on Allow Tracking and then select Allow.

The setting is completed when the Allow Tracking toggle turns green.

Now open Wartune Ultra and try again. Enjoy the game!