You need to find the old profile folder which is not in programs files. First make sure that you have set Windows to show hidden files - http://www.bleepingcomputer.com/tutorials/tutorial151.html Search your D drive for a file called places.sqlite, there will be a copy of that file in the old profile folder. Once you have found the old profile folder, you can copy the necessary data files to your current profile folder. For details of how to open your current profile folder, and of the files to copy see https://support.mozilla.com/kb/Recovering+important+data+from+an+old+profile