The Sims 3 Patch 1.70, released on October 28, 2020, upgraded the macOS version to 64-bit and Metal support to ensure compatibility with modern operating systems. While necessary for functionality, this update introduced several issues, including interaction, navigation, and graphical bugs, and requires specific hardware requirements. For comprehensive details, see the Patch 70 - The Sims Wiki The Sims 3/Patch 70 - The Sims Wiki
The app should automatically prompt an update or download the "64-bit & Metal" version of the game. Important Compatibility Notes The Sims 3 Patch 1.70 Download
: Upgrades the game to a 64-bit Metal version to ensure modern Mac compatibility. The Sims 3 Patch 1
Once you've downloaded the patch, follow these steps to install it: Cause: You have modified the GameplayData
GameplayData.package file or have a Core Mod installed.GameplayData.package file. If you don't have a backup, you must reinstall the base game.A: Yes. It works with every EP and SP, including Into the Future and Sweet Treats .
This patch (version 1.69.47) allows the game to launch on modern Intel processors (12th Gen and newer) without needing third-party workarounds.