To my surprise, when I ran TreeSize Free it says that my Recycle Bin is taking up almost 500GB of space. In order to find space hogs on the C drive. That's when I came across your article about ' Can't delete restore points (C drive Full)', in which you recommended a program called I've tried to free upĪs much space as possible, but no matter what I do it makes no difference. I'm running Windows 10 and my C drive is nearly full.