Then if you can't find the space listed anywhere as being in use, time to run chkdsk /f and see if there are any lost clusters.
Type: Posts; User: Bree
Then if you can't find the space listed anywhere as being in use, time to run chkdsk /f and see if there are any lost clusters.
Try Windows own tool in Settings > System > Storage. You can double-click on each item in the list to drill down to a more detailed breakdown. I suspect you may find the space is being used by 'This...