Some1 more knowledgeable said
then try this:
click on the start button
on the field "start search" type "cmd" without the qoutes, an icon will apear on the top part.
right click onthat icon then select "Run as Administrator"
type "regsvr32 jscript.dll" without the quotes on the black window that will apear then press Enter(A message will appear confirming that the process wassuccesful)
type "regsvr32 vbscript.dll" without the quotes then press Enter(A message will appear confirming that the process was succesful).
restart your PC then try downloading McAfee again this timeinstead of clicking on "Run" click on "Save" and save the dmsetup on your desktop. Right click on the dmsetup located on the desktop then select "Run as Administrator".
Please let us know the operating system and internet explorer version.
How you managed to remove McAfee from your computer?