FGO Error Code 99. This error typically appears when the game temporarily locks your IP address due to unusual network activity, like frequently switching the game on and off. This is a protective measure to prevent server overload and ensure a smooth experience for everyone.
- Wait It Out: The lock is usually temporary, lasting about half an hour. Try not to repeatedly log in during this time, as it might extend the lock.
- Restart Your Device
- Switch to a Different Network
- Use a VPN
- Clear Cache and Data (Android)
- Reinstall the Game