Most cracked games cannot connect to official online servers.
Any guide telling you to turn off your firewall is a major danger sign. If you'd like, I can help you: Find legal free-to-play games in a specific genre. Check if a specific game is currently on sale. Most cracked games cannot connect to official online servers
Use sites like IsThereAnyDeal to track deep discounts (often 75-90% off). Most cracked games cannot connect to official online servers