content: Step #1: Take a pair of pliers and twist the included installation disk until it breaks and then throw it in the trash. You will be far ahead if you do.Step #2: Go to these web sites and download the latest software.http://www.xrite.com/product_overview.aspx?ID=758&Action;=support&SoftwareID;=724http://www.xrite.com/product_overview.aspx?ID=789&Action;=support&SoftwareID;=768Step #3: Install the application software. Then make a subdirectory in the application folder called USB Drivers. Copy the drivers from the second link above into the USB driver folder.Step #4. Plug your Light Sensor USB device into a spare USB port. Go to the control panel and click install hardware. Select the USB driver folder to pick the appropriate driver.Step #5: Rename the stupid GretagMacbeth program startup folder to something logical like Eye-One Display.Step #5: Restart your computer. That should do it.