Show Windows version on desktop
At beta versions of MS Windows it’s common to see the OS version details at the right bottom of the desktop, in the front of wallpaper.
It is not just a privilege of beta versions, you can make visible those OS version details by do some registry changes.
In particular open the Registry Editor (regedit.exe), go to HKEY_CURRENT_USER\Control Panel\Desktop key, open the PaintDesktopVersion value and change its data from 0 to 1