bpo-38972: Link to instructions to change PowerShell execution policy (GH-19131)

diff --git a/Doc/using/venv-create.inc b/Doc/using/venv-create.inc
index 6c6617d..c39048d 100644
--- a/Doc/using/venv-create.inc
+++ b/Doc/using/venv-create.inc
@@ -83,6 +83,17 @@
    particular note is that double-clicking ``python.exe`` in File Explorer
    will resolve the symlink eagerly and ignore the virtual environment.
 
+.. note::
+   On Microsoft Windows, it may be required to enable the ``Activate.ps1``
+   script by setting the execution policy for the user. You can do this by
+   issuing the following PowerShell command:
+
+   PS C:\> Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope CurrentUser
+
+   See `About Execution Policies
+   <ttps:/go.microsoft.com/fwlink/?LinkID=135170>`_
+   for more information.
+
 The created ``pyvenv.cfg`` file also includes the
 ``include-system-site-packages`` key, set to ``true`` if ``venv`` is
 run with the ``--system-site-packages`` option, ``false`` otherwise.