Open the start menu and then click the right mouse button on the icon "Computer". In the popup menu select "Properties". You will see a window "System".
On the left, on the taskbar, click "device Manager". Before you open the console with the list of everything installed on the computer equipment.
Expand "display Adapters" by clicking on "+" icon beside it.
Right-click the mouse on the graphics card, which driver you want to update. In the popup menu, select "Update driver software...".
On the screen appear a window asking to make automatic search for updated drivers online and on the computer. Click on it.
The operating system will search. If a new driver is found, the computer will notify you about this and give the question: "to Install the update?". Click Yes, wait for the installation process.
After updating the video driver , restart your computer so the changes take effect.