Update your video card's driver from the manufacturer's web site and make sure you have the latest Direct X driver compatible with the operating system you are using.
Also update the latest versions of both Media player & Real Player.
If the above doesn't fix the problem then you need to upgrade your video card as your last option.
Comments
Update your video card's driver from the manufacturer's web site and make sure you have the latest Direct X driver compatible with the operating system you are using.
Also update the latest versions of both Media player & Real Player.
If the above doesn't fix the problem then you need to upgrade your video card as your last option.