HI there,

Thank you for getting in touch.

Please ensure you're running the latest version of the theme. 

The current version of the theme is v17.3.1 and the Salient Mag demo was added in v16.0. Here's the documentation on the available methods for updating Salient: http://themenectar.com/docs/salient/updating-salient/#methods.

To get a list of Bug Fixes and new Feature add-ons in the Latest Theme updates, view the change log here http://themenectar.com/changelogs/salient.html.

Try that and let us know how it goes.

Cheers,