With a newer dual cored model cpu a bios update is often needed if the current version doesn't support it. The latest revisions will also included fixes for other problems seen with a particular model board. If the updates include an installer you would simply run that by choosing the run option as soon as the download completes or double click on the file once it is saved to a folder on the drive. In the device manager you can also right click on an item and choose the update driver option and browse to the folder where updated drivers have been unpacked from a zip file.