Sure installing personalized content in your favorite sims 4 game sounds exciting, but you still need to make sure that it’s updated with all the recent patches. Knowing the Perquisites – What To Do Before We Begin? With that said, here’s a not-so-techie guide for downloading, installing, and troubleshooting mods in Sims 4. It can be very tricky, especially for a beginner who still needs to learn a lot. There are several things that you need to know before installing mods in your game such as knowing where the items are placed and determining what should be done when your custom content gives up. When it comes to installing mods in your Sims 4 game, the process can go from intimidating to overwhelming in no time.