Well, markjoy, it is in Spanish so doesn't quite tie in with your labelling of the different options but I have followed through "tools" etc. and have got to "liberador de espacio en disco duro" which is for freeing up space on the hard drive. The first thing it has done after being started up is to run scandisk, but in its simplest form. I'm watching and will intervene or report back long before it gets to thirty-two hours!