Install the Theme
Upload the theme and activate it. You'll find the theme within your download packaged named like: theme-name-X.X.X.zip
Decide if You Want to Use a Child Theme
If you plan to make any code customization, you'll want to install a child theme. You'll save yourself a little bit of hassle by activating your child theme before you continue configuring your website. For a more information on this, and a video walk-through of the sample child theme included with your theme, see the final chapter. See article, Using a Child Theme.
Install the Recommended Plugins
After installing the theme, the first thing you will see is a notice advising you to install the recommended plugins. These plugins are generally utilized in any live demos your theme offers.