1.StartthedialogboxforinstallingsoftwareunderWindowsby double-clickingonthe“Add/RemovePrograms”iconinthe“Control Panel”. 2.SelecttheSTEP7entryinthedisplayedlistofinstalledsoftware.Click thebuttonto“Add/Remove”thesoftware. 3.Ifthedialogboxes“RemoveEnabledFile”appear,clickthe“No”button ifyouareindou...