Avril is a beautiful and simple WordPress theme. You can use this theme as a business,
corporate, and multipurpose website. This theme is responsive.
You can use this theme in desktop, laptop, and mobile size. Avril theme gives you a beautiful slider design using which you can make your website beautiful.
Here you can change the slider image title, description according to you.
In whose setting I am telling you in the documents below side.
You have to use Slider Image Size 1920Px X 960Px