Re: [Under Investigation] The Sims 4 Will Not Launch On EA App for Mac.
[Solution?] Sorry, first time posting. I had the same problem and it's been solved. I spoke with an EA person, and was told to completely clear my mac of all caches. The EA website didn't help, as I couldn't do it using the EA app for some reason but I followed this article:
I can now launch Sims 4, I don't know if any crashes etc. will happen but at least it launches.