This guide will let you know how to turn a Ghost Sim back to a human (Death By Freezing) in The Sims 4.
1. If your sim died from freezing, you can get them back from ghost to human. Press CTRL+Shift+C altogether and hit enter on your keyboard to open the cheat box.
2. A white box will appear at the top left corner of the screen. Type in “testingcheats true” and hit enter to enable cheats.
3. After that, type in “traits.remove_trait ghost_frozen” and hit Enter on your keyboard. Press CTRL+Shift+C again to hide the cheat box.
4. You will see your sim get back to life.