Go to WordPress Dahsboard See Appearance>Themes>

Some Time Some Theme have Theme Options And Some Themes have customized option for change theme and customized theme

Go Theme Option And Click Header>log > Add Logo

Add Social Media  Account in Theme

Add Contact And Email in Theme

Enable/disabled Title & Breadcrumb Section in theme

Enable/Disabled Sticky Header and Header search option

Slider Hide or Show Enabled/Disabled in theme

Call to Action section is make title, subtitle, Button and link make Call to Action

Service section hide or show in theme . And its’s Title and It’s description

Add Feature Section hide or show in theme with write it’s title and description and it’s some options in Theme

Add Blog section it’s hide or show in theme . Add Blog Title and Content with How many Post are Display on Theme

Select Primary and secondary color of  theme as per your choice

Add and Make Changes on Copyright text of footer in theme

Add Site Title, Add Tag Line Site and add Site Icon

Chage Header Image or chage Header Image

Add And Setup Menu

Set Footer Area Widgets and ad Cutome Html, Recent Post , Navigation Menu , Social Media icon widgets

How TO show Your Homepage it’s static or Display Latest post  , Add Your Post Page and Home page ass Per You Want to see

Add Store Notice, make Product catalog Setting as per you want, Product Images Resolutions, CheckOut Page Setting in Theme

Add Additional CSS as per You want to changes in theme Color or something styling

Add New Menu , Footer Menu, Main Menu, Top Menu .  Setup Menu According You want To Display Using option Available in Menu