adding OpenSearch demo configuration mac instructions

Signed-off-by: [email protected] <[email protected]>

_security/configuration/demo-configuration.md

@@ -49,7 +49,8 @@ If you want to disable the Security plugin when using Docker, set the `DISABLE_S
    - One digit [0--9]
    - One special character
 
-4. Run `docker-compose up`.
+4. Ensure Docker is running. 
+5. Run `docker-compose up` from the file directory where your `docker-compose.yml` file and `.env` file are located.
 
 ### TAR (Linux)
 
@@ -67,6 +68,11 @@ export OPENSEARCH_INITIAL_ADMIN_PASSWORD=<custom-admin-password>
 ```
 {% include copy.html %}
 
+### Mac
+Once you run `docker-compose.up` the OpenSearch server will be running. 
+
+You will see the following message in the terminal `"Server running at http://0.0.0.0:5601"` Visit the link as specified to open OpenSearch and log in with the username 'admin' and the password you created in the `.env` file.
+
 ### Windows
 
 For ZIP distributions on Windows, after downloading and extracting the setup files, run the following command: