In some cases you may want to remove the header menu search icon. It will require a small code change. Here are all of the necessary steps:
1. Install and Activate the WP Editor plugin: https://wordpress.org/plugins/wp-editor/
It is a very useful plugin which allows you to edit files inside all of the theme folders:
2. Navigate to Admin Panel -> Left Menu -> Appearance -> Theme Editor
3. Open yourtheme/inc/utilities.php
4. Find and DELETE the following code:
$result .= ‘<li><a class=”search-form-icon” href=”#” title=”‘.__(‘Search’, ’tishonator’).'”></a><div id=”search-popup-content”>’;
ob_start();
get_search_form();
$result .= ob_get_clean();
$result .= ‘</div></li>’;
5. Save Changes