Nvwgf2umx. dll is a vital component of the Nvidia graphics driver and is useful during gameplay. The crashes due to the DLL are often because drivers are expired, or the files is accidentally deleted.
Please try this:
Download the latest Studio driver version from here. If there is no Studio driver for your graphic card, use the one, which is available and continue with the same steps bellow.
Disconnect the computer from the Internet to make sure Windows will not download and install its own graphic driver.
Uninstall the NVIDIA driver.
Restart computer.
Start the NVIDIA driver installation (as administrator).
Don’t install the whole package, use the Custom (Advanced) settings.
Disable everything (don’t install NVIDIA Experience, PhysX, etc.), keep just the video driver enabled.