sims 3 expansion pack later if got skill alchemy skill level 3,4,7,9 skills you can. First you need to hit ctrl + shift + c on your keyboard and the dialogue box. To give yourself an edge, you can even modify your Sims traits. Below you’ll find all of the skill cheats for the sims 4, also, we are going to link the different skill guides for each of the following cheats as well so you can learn more. In order to use cheats you need to open up the cheat dialogue box.