newsupernova/app/code/Smartwave/Porto/etc/adminhtml/menu.xml

<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../Magento/Backend/etc/menu.xsd">
    <menu>
        <add id="Smartwave_Porto::porto_theme" title="Porto 3.2.3" module="Smartwave_Porto" sortOrder="10" parent="Smartwave_Core::sw_all" resource="Smartwave_Core::all"/>
        <add id="Smartwave_Porto::theme_settings" title="Settings Panel" module="Smartwave_Porto" sortOrder="10" parent="Smartwave_Porto::porto_theme" action="adminhtml/system_config/edit/section/porto_settings" resource="Smartwave_Porto::theme_settings"/>
        <add id="Smartwave_Porto::theme_design" title="Design Panel" module="Smartwave_Porto" sortOrder="20" parent="Smartwave_Porto::porto_theme" action="adminhtml/system_config/edit/section/porto_design" resource="Smartwave_Porto::theme_design"/>
        <add id="Smartwave_Porto::activation" title="Activation" module="Smartwave_Porto" sortOrder="30" parent="Smartwave_Porto::porto_theme" action="adminhtml/system_config/edit/section/porto_license" resource="Smartwave_Porto::activation"/>
    </menu>
</config>