Update your system display driver.
You can this in windows device manager.
Follow my steps:
You can 3 ways to open Device manager.
Click -> Start menu
Choose Computer Right click and choose properties. You can find Device Manager in the left hand side.
Go to Start menu -> Control Panel ->System and Security -> System -> Device Manager
Click Start menu. Type devmgmt.msc is search box and Click Enter.
Choose Display adapters section in Device manager.
Choose sub section. Right click and choose Update driver software option.
Choose Search Automatically for updated driver software option.
If you have Internet connection it automatically update your OS display driver.
Then it required System restart and your problem will be solved.
But if i choose Search Automatically for updated driver software, It show
How to update my system display driver in alternative ways.
Then find your display driver software version in
Device manger -> Display adapters.
Choose sub section. It show your current Display driver version.
It show Intel(R) G41 Express chipset.
Search “Intel(R) G41 Express chipset” in Google.com. You can find driver details in Intel Download center.
Choose Intel Media Accelerator Driver for Windows 7, 64 bit. Download and install in your computer.
Restart once. Problem will be solved.