#7653: clarify how the PythonPath registry key should look like.

Doc/using/windows.rst

@@ -168,12 +168,13 @@ separated by semicolons, though, to distinguish them from drive identifiers
 
 .. ``
 
-Modifying the module search path can also be done through the Windows registry:
-Edit
-:file:`HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\{version}\\PythonPath\\`,
-as described above for the environment variable :envvar:`%PYTHONPATH%`.  A
-convenient registry editor is :program:`regedit` (start it by typing "regedit"
-into :menuselection:`Start --> Run`).
+Modifying the module search path can also be done through the Windows registry
+under the key :file:`HKLM\\SOFTWARE\\Python\\PythonCore\\{version}\\PythonPath`.
+Subkeys which have semicolon-delimited path strings as their default value will
+cause each path to be searched.  Multiple subkeys can be created and are
+appended to the path in alphabetical order.  A convenient registry editor is
+:program:`regedit` (start it by typing "regedit" into :menuselection:`Start -->
+Run`).
 
 
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