Hi, Welcome to Microsoft Community and we appreciate your interest in Windows 10. Let me help you to fix the issue. Since you are using Intel(R) G33/G31 Express Chipset Family, I would recommend you to go to the below link and try updating the driver. You can also visit the below link for Intel Driver Update Utility If the issue still persist, I suggest you to contact to the computer manufacturer for further assistance. Intel Pro 3945abg Windows 10 Driver on this page.
Hope it helps. If you need further assistance with Windows, let us know and will be glad to help.