Solved
High CPU usuage in Sims 3?
This has been an issue for me for a few months now, and no matter what I do, it doesn't fix anything. I have tried. --Uninstalling Custom content/mods --Lowering the settings down --closing unn...
@graceymanors I understand why you wouldn't want to play in windowed mode, but the fact that your CPU usage dropped suggested the issue might be related to, or exacerbated by, fullscreen mode. So here's another suggestion: try disabling fullscreen optimization, if you currently have it enabled. It can be a useful feature, but it doesn't always play nicely with older games.
https://www.tenforums.com/tutorials/104080-enable-disable-fullscreen-optimizations-windows-10-a.html
If that doesn't work, let me know. I've asked for advice from someone who's much better with Windows than I am, so he may have ideas as well.
