Originally posted here by CybertecOne
might be the old days to you, but for me and other people allike its still valuable... thats cause we still use dos (myself quite frequently)
At the risk of you sounding like an idiot, apparently you don't use DOS that frequently... the deltree command is not in the newest version of DOS. =\

Thus,

Code:
C:\Documents and Settings\Owner>deltree
'deltree' is not recognized as an internal or external command,
operable program or batch file.