JSFiddle - React, Tailwind, and code Playground

HTML

<input/>
<button>Show keyboard</button>

CSS

button {
    visibility: hidden;
}jj

JavaScript

$(document).ready(function()
{

   $('input').click(function(e){ $(this).focus(); });

        $('button').click(function(e)
        {
            setTimeout(function() {
                $('input').trigger('click');
            }, 5000)            
        })
        
        $('button').trigger('click');
})