At first check up presence of files of a format ".ico" on your computer. Icons are stored in this format. If you still do not have such files on the computer you can download them from the Internet, there is a set of free resources for this purpose.
After loading program BAK Icon Manager displays icons which are installed at present on system of the user. To replace any it is enough to click on it the left mouse button. To appear a window of a choice of a new icon. Now it is necessary to find an icon which you want to use in changeovers of the old on the computer. For more convenient review install in properties of a folder "Type" => "Sketches of pages" .
Select the icon necessary to you and push to "Open" . Also arrive with other icons which wish to change. After new icons are selected, push the button "Apply changes".