When you go to Customize , there you will see various options available to customize your site. Just try those options one by one you will be able to understand how the theme works and can create any kind of site.
Some Available options in Customizer:
- General Settings
- Color Settings
- Menus
- Widgets
- Theme Options
- Frontpage Settings
- Additional CSS
The Beginner Blog-Pro Premium theme has additional features than the Beginner Blog Free theme, which are indicated in the corresponding customization options. However, some features are the same and are not described in the customizing options provided, but the customization process is same as free theme.