Age of Chaos: Legends Crash Issue-Android 5 Guide
Age of Chaos: Legends is not compatible with Android 7 now, so you can only use Android 5 to play the game now.
How to Create Android 5?
Method 1: Click the Multi-Drive icon on the home screen of your pc
Method 2: Click the multi-drive icon on the toolbar of the emulator.
Then add a new emulator, and you can choose the Android version according to your needs.