Be prepared. The changes that we made earlier have temporarily severed connections to Bootstrap styles, JavaScript, and so on. We're going to update these connections in the following steps. We're simply going to make the process more enjoyable by having the theme installed and running so that we can test our progress along the way!
From your WordPress Dashboard, navigate to Appearance | Themes and activate the theme. If you've renamed it and provided the new screenshot (or used the provided theme-starter files), you'll see something like the following screenshot:
Click on the Active button now. Activation will reveal a new Customize button.
Then click on the Customize button.
You'll be taken to a page where you can set up several basic options quickly as follows:
Site Identity: Update your tagline
Colors: Noting to set
Background Image: Nothing to set
Menus: You'll add a new menu here in the next section
Widgets: The side bar is already set
Static Front page: Your latest posts...