Are there any yellow triangles in your Device Manager?
Another thing to try is to run DDU to clean any Nvidia drivers and install the latest ones after that.
If that fails, create another user profile and try that.
If that fails, a fresh clean reinstall might be needed. Also, since you said the laptop worked fine until throwing a hissyfit, it's possible that something simply fried and won't accept certain things. The nicest option in such a case is a failing hard disk, easy and inexpensive to replace.
Have you tried installing other games?