Please follow the instructions below.

On iOS: Open Device Settings - Select Archery Legends - Select Notifications - Turn off notifications.
Read more: https://support.apple.com/en-us/HT201925

On Android: Open Device Settings - Select Apps - Select Archery Legends - Select Notifications - Turn off notifications.
Read more: https://support.google.com/android/answer/9079661?hl=en