If the game environment is unstable or the installed app is partially corrupted, the game may not run properly. Please check the game environment first, and if the issue persists, reinstall the app.

■ How to check the game environment
1.) Delete unnecessary applications and data from your device.
2.) Update your device OS to the latest version.
3.) Check Wi‑Fi and mobile data connection status.
4.) Adjust graphics quality in the game settings to match your device specifications.
5.) Restart your device.

■ How to delete data/cache and reinstall
1.) Go to Settings > Application Management > Application Manager > Architect.
2.) Delete in order: [Clear Cache > Clear Data > Uninstall] (Android only).
3.) Reinstall the app from the store and launch it (for iOS, proceed directly to step 3).

※ Paths may vary depending on your device.
※ Depending on your internet environment, data charges may apply. Please download in a stable network environment.