Solved
My sims 4 is Not Launching on my MacBook air
Hello I had updated my MacBook Air recently and try to open up the Sims four I have custom content installed. It will no longer allow me to open the Sims four it says application not responding. I have tried repairing the game more than once, and it is still giving me this issue I have tried restarting my computer restarting the Ea app
Follow these steps to launch a new clean game - https://answers.ea.com/t5/Technical-Issues-Mac/READ-FIRST-Sims-4-Mac-Help-Guides-and-Troubleshooting/m-p/4612394#M163
Does it still happen with none of your current user data in the new Sims 4 folder?
