Can't Play Games For 3 Months

[Jaison2k1]

guyz plz anyone plz help me .im having an intel laptop with 64 bit,windows 7, 4gb ram and intel hd 3000.Earlier i changed my os due to some problem But the person unknowing installed amd hd 7450 driver with it.so amd is set to default and intel hd 3000 is not used .so now the video quality becomes very low ,resolution is reduced , and also i cant play any games like assassins creed or even gta san andreas .it shows error messages that "game .exe has stopped working".even the chess titans games lags . if i installs amd latest drivers also the lap shows blue screens and if i uninstalls it then the "standard vga graphics graphics adapter" comes in its place .
the amd catalyst control panel also doesnt open and in right click ,the graphics properties are not there.even the name and properties of video card is unknown in control . so someone plz help

 

[D JAY Cva]

check your hardware from device manager ... some laptops does come with dual graphic option ... you need to make sure the correct drivers are installed .. using the driver CD that comes with your laptop will be a wise choice when reformatting or upgrading the OS ..