This theme comes with its own theme options panel. You can manage general theme settings panel in WordPress Dashboard. Let’s review it:
General: right there you can set General options (Responsive, Page Comments, Back to Top, Custom JS etc.);
GT3 Header Builder: here you can build different headers and then assign them to different pages;
Page Title: here you can enable/disable page title, breadcrumbs, add page title background image, etc.
Footer: the section allow manage General Footer Settings, Footer content options (Full Width Footer, Footer Background Color, Footer Background Image etc.) and Copyright (Show Copyright, Copyright Editor, Copyright Title Text Align, Copyright Background Color etc.) ;
Blog: the section provides options to manage settings globally, set Related Posts visibility, activate/disable Post Comment, Likes on Posts and Share om Posts etc.;
Sidebars: create unlimited custom sidebars and select page sidebar layout;
Color Options: adjust Theme color and Body Background Color;
Typography: the themes uses google web fonts,please choose the desired font from the drop down menu for content fonts, typography H1, H2, H3, H4, H5,H6 and set Font Weight & Style, Height, Size etc.;
Contact Widget: select contacts details that will display on pages(Display on All Pages ON/OFF, Label Text, Image, Contact Form 7 Shortcode etc);
Shop: here you can configure the look of your products page and single product page, enable sidebars or fullwidth layout, etc.
Demo importer: simply import a demo content to easy your website building;
Product Activation:here you should add your purchase code to activate your theme and use all the options;
Changelog: here you can see all the theme versions and new features that have been added;
Import/Export: copy/download your current option settings. Keep this safe as you can use it as a backup should anything go wrong, or you can use it to restore your settings on this site (or any other site).