Hi,
Please do try these troubleshooting steps that worked with the others that had the same issue.
- Go to Device Manager and uninstall NVIDIA graphics driver.
- Open Programs and Features and uninstall anything related to NVIDIA graphics.
- Download and install the latest driver from the manufacturer site.
- Here's the link:
http/www.nvidia.com/download/index.aspx
- Once installed reboot your PC for all the changes to take effect.
- After the restart make sure to set all the games to run in NVIDIA processor.