Also, I’ve only ever used Delphy’s Multi-Extracter. Note: This method does not require you to have set up the Mods framework. NET framework 2.0)* or Echo’s Lepid Llama Unpacker (should work on Macs) or s3ce, or any similar program. Delphy’s Sims3Pack Multi-Extracter ( Requires.This isn't really a topic about game mods but since it requires an extra program to extract the package file from the sims3pack, I think it fits here.
Using this method to add custom lots to your game not only avoids the Launcher but also helps you keep your Edit Town Library organized. I really dislike EA's Launcher, and I only use it to install Store Content.