HKEY_LOCAL_MACHINE
SOFTWARE
Microsoft
Windows
CurrentVersion
App Paths
file.exe
(Default) = The fully-qualified path and file name
Path = A semicolon-separated list of directories
DropTarget = {CLSID}

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Curr entVersion\App Paths\ie.exe]
@="C:\\Program Files\\Internet Explorer\\iexplore.exe"

cmd – Command prompt
winword – Microsoft Word
excel – Microsoft Excel
outlook – Microsoft Outlook
iexplore – Internet Explorer
firefox – Mozilla Firefox
notepad – Notepad
compmgmt.msc – Computer Management Console
control appwiz.cpl – Add/Remove programs dialog
mstsc – Microsoft Terminal Service Client
regedit – Registry Editor