If you want to update your drivers without having to go through the manufacturer's page, then read this trick. It's very simple, Windows will do it for you.
How To Update a Driver Quickly
To do this, go to Start > Control Panel > Device Manager. A window will open in which you will see the device whose driver you would like to update. Right click on the device and click on Update Driver Software:
Click, in the new window, to Search automatically for updated driver software. Done, Windows will take care of the rest.