Ack! Finally found a Windows Image Backup from 7/22/2015 (and I only installed last week!) that was taking up almost 400 GB.

Yes, thank you, I used disk cleanup and deleted the junk, but it found only a few tens of megabytes to remove, not hundreds of gigabytes (not counting its backup of Windows 7, which I wish to keep...

I just reinstalled Windows 10 a week ago, because I was having all kinds of problems with a black screen. Maybe some of you read my post about my old boot disk coming up blank. But now I have the...