How to manually install a driver in Microsoft Windows

To manually install the Intel® Graphics Driver in the Microsoft Windows * operating system, follow these steps:

1. Download the graphics driver ZIP file.
2. Unzip the file to a designated location or folder.
3. Click Start.
4. Right-click Computer > Manage. When prompted for permission from User Account Control, click Yes.
5. Select Device Manager from the navigation tab on the left.
6. Double-click Display Adapters.
7. Right-click the Intel® Graphics Controller and click Update Driver Software.
8. Click Browse my computer for driver software.
9. Click Browse and select the directory where the driver files are located.
10. Click Next. Drivers are now being installed.
11. Reboot computer when prompted.

To verify successful driver installation:

1. Go to Device Manager.
2. Double-click Display Adapter.
3. Double-click the Intel graphics controller.
4. Click Driver tab.
5. Verify the Driver Version and Driver Date is correct.
   

source: http://www.intel.com/support/graphics/sb/CS-033915.htm