Subscribers to any of our paid charting services can chart overlays of indicators. This option is not available with Free Charts. If the “Advanced Options” area isn't visible, click the green triangle icon to make it appear. Use the “Overlay” dropdown to select the overlay that you are interested in and modify any parameters if necessary. Finally, click the “Update” button.
To illustrate how to do this, here is an example of how to add a Simple Moving Average to the Price Indicator:
Here's what the finished chart should look like: