If you are unable to install the game, please check the categories below:

1. Check the recommended specifications for your device 
2. Delete unnecessary apps and data
3. Update your OS version to the latest version for mobile devices
4. Check your Wi-Fi and network signal
5. Reboot your device

If the same issue persists even after trying the methods above, please delete the app installed on your device and reinstall it.

[How to reinstall the app]
1. Go to Phone Settings > Applications > [ROM] > Delete cache, data > Uninstall 
2. Download and install the latest version from Google Play Store/Apple App Store.


 ※The method of deleting cache/data may differ depending on the device you are using.
 
 ※When installing the app, it is recommended to download in a stable network environment.

 ※Please note that network usage fees may be charged depending on the internet service provider you use when downloading large data.