The game cannot be installed if your device doesn't meet the minimum requirements.
Please refer to the link below for the minimum requirements for mobile devices.
[Minimum Requirements for Mobile Devices Guide]
■ AOS
Division: Minimum Specifications.
CPU: Snap Dragon 625, MediaTek P22 or higher.
Memory: 2GB.
Operating System: AOS 8.0 or above.
Installed Capacity: 2GB.