Re: In-game speed not working
@travistragedy2 Please set your main monitor to run at 144 Hz rather than 240, as a test. (The setting should be in Windows Settings > System > Display, maybe under Advanced.) 240 Hz is technically an overclock, and while it should be fine, this is an easy setting to adjust.
If that doesn't help, please do a clean uninstall of the Nvidia graphics driver, which is listed as the problem for two of the Sims 4 crashes in your dxdiag. Here's how: