Well it is like installing any card in your computer. You have to open up the computers case and expose the inside of your computer. You will notice there will be cards similar to your video card lying is a horizontal position, if the computer is standing upright. Usually the video card is in the top position, but it could be else where. Just unscrew the screw holding the old care and remove it. The slide your new card into position and reverse the process. You should note that there are many different types of slots so make sure you have the right one for your computer.