Please note that the game may close with the error message "Terminating the game as abnormal game activity has been detected."  for the following reasons: 

1. A suspicious app is installed, which modifies your connection or your game apps.
   
   1. This includes apps that remove advertisements or that allow the free use of paid apps.
2. The Cydia app is installed.
3. You are using a jailbroken iPhone.
4. You are using an Amazon Fire Tablet.

To resolve the issue, please make sure to remove any apps that may interfere with Guardian Tales.

If you have a jailbroken iPhone, you will unfortunately not be able to play Guardian Tales.

Please note that If you are using a Samsung device, it has been reported that moving Guardian Tales to a Secure Folder, helps resolve the issue as well.

For more details about app restrictions, please check this announcement.