Some games offer free versions with limited features or a trial period. If you're not ready to purchase, look into these options.
| Error Message | Cause | Solution | |---|---|---| | "Invalid activation key" | Typo or wrong name | Re-enter; match name exactly as on purchase receipt. | | "Key already in use" | Key activated on another PC | Deactivate from old PC first (Help → Deactivate). Or contact support. | | "Activation server unreachable" | Firewall blocking XG2 | Temporarily disable antivirus/firewall, then add xg2.exe to exceptions. | | "Hardware ID mismatch" | Major hardware change (new CPU, motherboard) | Request a key reset via official support email. | | "Time limit exceeded" | Trial key expired | Purchase full license. | extreme gammon 2 activation key install