In WordPress Dashboard go to the Appearance submenu and click on Customize.
After clicking on customize you will in theme Customizer.
Here you have to click on the Home Page Section.
Here you have to click on Slider
In Slider Here you can Manage Content.
Go to Customize ->Home Page Section-> Slider
In WordPress Dashboard go to the Appearance submenu and click on Customize.
After clicking on customize you will in theme Customizer.
Here you have to click on the Home Page Section.
Here you have to click on Slider
In Slider Here you can Manage Opacity.
Go to Customize ->Home Page Section-> Slider
You have to use Slider Background Image Size 1920Px X 960Px
You have to use Slider Image Size 470Px X 235Px