Autohotkey
From Attie's Wiki
Fix explorer's backspace button
#IfWinActive, ahk_class CabinetWClass
Backspace::
ControlGet renamestatus,Visible,,Edit1,A
ControlGetFocus focussed, A
if (renamestatus != 1 && (focussed = "DirectUIHWND3" || focussed = SysTreeView321)) {
SendInput {Alt Down}{Up}{Alt Up}
} else {
Send {Backspace}
}
#IfWinActive
