How to Activate Cheats on Sims 4 : The Sims 4 Cheats, Codes & Unlockables To activate Cheats on Sims 4, Use the Cheat Console by pressing CTRL+SHIFT+C. Input the cheat code testingcheats true first before entering … Continue reading How to Activate Cheats on Sims 4 : The Sims 4 Cheats, Codes & Unlockables