JSI Tip 0509 - How can I remove items from a right click of the start button?

Use Regedt32.exe to edit:

HKEY_LOCAL_MACHINE\Software\Classes\Directory\Shell or
HKEY_CLASSES_ROOT\Directory\shell

Double Click Shell and delete any of these sub-keys like DOS Here and Find. Navigate to:

HKEY_LOCAL_MACHINE\Software\Classes\Folder\Shell or
HKEY_CLASSES_ROOT\Folder\shell

Double Click Shell and delete any of these sub-keys like root explore, open, explore, etc..