If you don’t have one, create a free EA account.

Downloading pirated software through torrents poses significant risks to your Mac's health and your personal data security.

This is usually caused by outdated or broken Custom Content (CC) and Mods. Move your Mods folder out of your Electronic Arts > The Sims 4 directory to see if the game launches without it. The Legal Alternative: Free Base Game

While I strongly advise against using torrents, I understand that some users might be looking for free alternatives. Consider the following:

Wait for seasonal EA App sales or use the Bundle feature to save up to 50%.

Macs are not immune to viruses. Many fake torrent sites disguise malware, miners, or ransomware as Sims 4 expansion packs.