1. Title, Subtitle & Description
In WordPress Dashboard go to Appearance submenu and click on Customize.
After clicking on customize you will in theme Customizer.
Here you have to click on Homepage Section than Slider Section
In Default tab you will change Title, Subtitle & Description.
Go to Customize -> Homepage Section -> Slider Section -> Default
2. Slider Button Text, Slide Align & Image & Background Opacity
In WordPress dashboard go to Appearance submenu and click on Customize.
After clicking on customize you will in theme Customizer.
Here you have to click on Homepage Section than Slider Section
In Default tab you will change Slider Button Text, Link & Background Opacity.
Go to Customize -> Homepage Section -> Slider Section -> Default
3. Hide/Show Slider Section
In WordPress dashboard go to Appearance submenu and click on Customize.
After clicking on customize you will in theme Customizer.
Here you have to click on Homepage Section than Slider Section
In Setting you can hide and show the Slider Section by clicking on hide/show button.
Go to Customize -> Homepage Section -> Slider Section -> Setting -> Hide/Show
You have to use Slider Image Size 1920Px X 1020Px