What takes up disk space?

Question

Hard disks

There is a D drive, there are a couple of folders of about 2GB, but it says that about 10GB is occupied, hidden folders are shown, there is nothing else there that can take up extra space?

Answer 1

https://windirstat.net/
Drive the desired disk with the WinDirStat program, it will show with a tree what you have and where it is, how much space it takes.

Answer 2

You can also use https://www.jam-software.com/treesize_free

Answer 3

The Sequoia program can visualize the idea of ​​​​the space occupied on the disk by one or another software . In her view, my D drive looks like this:

The program is quite old (2002), but on my W10, as you can see, it works fine. Perhaps the idea of ​​such a representation has not disappeared, and this program may have analogues.