I recently completed work on a patch utility for The Sims 3. This either downloads existing mods or uses known techniques to create and/or modify files that help convince The Sims 3 that it's running on supported hardware, not a modern PC. I created it because my daughter and I were unable to get the game working on her PC with downloaded mods and hacks. If you are in a similar situation, please give it a try.

You can download the installer directly from the GitHub repo or download the full source code. It's open source.

https://github.com/glucero0/sims-3-all-in-one-patcher

If you try it and it works, spread the word. If it doesn't, please add an issue to the GitHub repo and I'll do my best to address it.

Thanks,
Gary Lucero

I'm so afraid to test it, I'm not Daredevil anymore...

A couple of issues that jump out:

1) Tools that download from the NRaas site are not permitted. Not sure about the other components, but permission certainly wasn't given for at least this part.
2) The vanilla game has been large address aware for years, the advice to patch the exe for this is over a decade old, which puts the validity of the rest of the patcher into serious question. Nothing should nor needs to touch the exe.

I think the intent of this was sincere, and that for personal use I'm sure this was a useful project, so I do not want to sound overly harsh - but putting out miracle fixes / press one button solutions / easy way out tools into the community is not always helpful. Especially if it doesn't come from a place of personal experience and wisdom on the topic, but rather that genAI has cobbled together a mix of past and present TS3 advice, including misinformation and that which is outdated and with no respect to the owners of the mods or those who actually shared all of that information on their own time and effort, into a program that did it for you.

Guides and support for sorting all of this out are out there.
It takes one afternoon of good clean up-to-date information to get this game running optimally.