input_file.js

input_file.js

//Change label for file 
jQuery(document).ready(function ($) {
    let $file_container = $('.file-upload');

    if ($file_container.length > 0) {
        $file_container.each(function () {
            let $container = $(this);
            let $file_input = $container.find('.wpcf7-file');
            let $label = $container.find('.file-label__text');
            $file_input.change(function () {
                var out = "";
                if (this.files.length > 0) {
                    out = [].slice.call(this.files).map(function (f) { return f.name; }).join(", ");
                }
                $label.text(out);
            });

        });
    }
});