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diff --git a/‎Doc/library/urllib.error.rst
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@@ -1403,7 +1403,8 @@ way is to instantiate one of the following classes:
    failure, an :class:`OSError` is automatically raised.
 
    .. versionchanged:: 3.3
-      :exc:`WindowsError` used to be raised.
+      :exc:`WindowsError` used to be raised,
+      which is now an alias of :exc:`OSError`.
 
    .. versionchanged:: 3.12
 
@@ -2088,13 +2089,14 @@ Utility functions
 .. function:: WinError(code=None, descr=None)
 
    Windows only: this function is probably the worst-named thing in ctypes. It
-   creates an instance of OSError.  If *code* is not specified,
+   creates an instance of :exc:`OSError`.  If *code* is not specified,
    ``GetLastError`` is called to determine the error code. If *descr* is not
    specified, :func:`FormatError` is called to get a textual description of the
    error.
 
    .. versionchanged:: 3.3
-      An instance of :exc:`WindowsError` used to be created.
+      An instance of :exc:`WindowsError` used to be created, which is now an
+      alias of :exc:`OSError`.
 
 
 .. function:: wstring_at(address, size=-1)
 
@@ -167,7 +167,7 @@ install themselves in the built-in namespace as the function :func:`!_`.
    :class:`NullTranslations` instance if *fallback* is true.
 
    .. versionchanged:: 3.3
-      :exc:`IOError` used to be raised instead of :exc:`OSError`.
+      :exc:`IOError` used to be raised, it is now an alias of :exc:`OSError`.
 
    .. versionchanged:: 3.11
       *codeset* parameter is removed.
 
@@ -44,8 +44,8 @@ The module defines the following exception:
    cookies from a file.  :exc:`LoadError` is a subclass of :exc:`OSError`.
 
    .. versionchanged:: 3.3
-      LoadError was made a subclass of :exc:`OSError` instead of
-      :exc:`IOError`.
+      :exc:`LoadError` used to be a subtype of :exc:`IOError`, which is now an
+      alias of :exc:`OSError`.
 
 
 The following classes are provided:
 
@@ -27,8 +27,8 @@ The following exceptions are raised by :mod:`urllib.error` as appropriate:
       exception instance.
 
    .. versionchanged:: 3.3
-      :exc:`URLError` has been made a subclass of :exc:`OSError` instead
-      of :exc:`IOError`.
+      :exc:`URLError` used to be a subtype of :exc:`IOError`, which is now an
+      alias of :exc:`OSError`.
 
 
 .. exception:: HTTPError(url, code, msg, hdrs, fp)
 
@@ -113,7 +113,7 @@ zipimporter Objects
       file wasn't found.
 
       .. versionchanged:: 3.3
-         :exc:`IOError` used to be raised instead of :exc:`OSError`.
+         :exc:`IOError` used to be raised, it is now an alias of :exc:`OSError`.
 
 
    .. method:: get_filename(fullname)