Moodlet Fading Slowly, Causing In-game Lag
Product: The Sims 4 Platform:PC Which language are you playing the game in? English How often does the bug occur? Often (50% - 99%) What expansions, game packs, and stuff packs do you have instal...
Forum Discussion
Cache files are for storing temp info so the loads/runs faster (it's like your browser cache). Over time, a lot of crap is accumulated though so it's good practice to delete them from time to time and let the game re-build them.
You can backup your folder if you want to make sure you don't delete something you shouldn't have by accident.
