If your game isn’t performing properly try repairing it in Origin by right clicking on the game in My Games and selecting Repair Game. You can also try moving out your Sims 4 folder onto your desktop and letting the game regenerate a new one (Documents > Electronic Arts > The Sims 4).
Verify with the Mod creator that they are compatible with the latest update then you can put them back in.
ALWAYS move your Mods out before applying an update/patch.
For help on installing Mods on a Mac read ItsaprilXD’s excellent step by step guide.
Click on the Origin In Game tab then uncheck the box next to Enable Origin In Game.
Disable Origin in Game: Open Origin, click on Origin in the menu bar then Preferences.
Instructions on how to do this can be found here.
Turn off automatic updates for both Origin and The Sims 4.
Close all other applications running on your Mac, including apps such as Time Machine, Spotify and Dropbox.
For instructions on how to install The Sims 4 on a Mac go here.
The graphics settings will have been restored to the default settings. If your game won’t load properly after playing around with the graphics settings simply go into Documents > Electronic Arts > The Sims 4 and drag the Options.ini file to the trash. There is a graphics thread on the official forum detailing other Mac users experiences, it’s worth checking to see what settings they have their games on and how it is playing. You may need to enable laptop mode for smooth gameplay.
Play around with the graphics options in game to find the best configuration for your Mac.
If the Mac you’re looking at only has Intel graphics then it doesn’t have a dedicated GPU. 21″ iMac, the 27″ iMac, the 5k iMac and the high spec. The current Macs with dedicated GPUs are the high spec.
Ideally playing on a Mac with dedicated graphics will ensure the best possible gameplay experience.
This list isn’t exhaustive and if you have any tips I have left out, please feel free to leave a comment and I will add them, giving you credit of course 🙂