Half the fun of UFC 4 is taking your created fighter online to compete against other humans. A cracked or unauthorized version will not connect to EA’s servers. You will be stuck fighting the AI, which, while improved in UFC 4, cannot replicate the unpredictability of a human opponent.
The game remains exclusive to PS4 and Xbox One (playable on PS5 and Xbox Series X/S via backward compatibility). ufc 4 activation key pc free link
The short answer is that UFC 4 was never officially released for PC Half the fun of UFC 4 is taking