The plugin used for this is Soliloquy. A license is included in theme purchase and you should have been prompted to install this at theme activation. You should NOT be using the lite (free) version of this plugin.
Make sure your images are sized to 1140px wide and 400px high prior to upload.
Go to Soliloquy –> Add New
Slide width = 1140
Slide height = 400
Speed = 7000 (if you want to match demo)
Duration = 600 (if you want to match demo)
Click Upload Images — > Select Files
- Click Insert to slider
Go to Appearance -> Widgets
- Drag Soliloquy over to Rotator sidebar
- From the drop down choose a slider.