Add Render control to all Elementor elements

should_render.php

<?php
/**
 * Adds Render control to all widgets
 * 
 * Action: toggle
 * 
 * (base for adding custom conditions, see Step 3)
 * 
 **/

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

// Step 1: Hook into every widget on the page for it's $stack_name
add_action( 'elementor/element/before_section_end', function( $element, $args ) {
    $stack_name = $element->get_name();
    custom_add_elementor_controls_action( $stack_name );
}, 10, 2 );

// Step 2: Add toggle control to every element's ($stack_name) Advanced tab
function custom_add_elementor_controls_action( $stack ){
    add_action( 'elementor/element/'.$stack.'/_section_style/before_section_end', function( $element, $args ) {
    	/** @var \Elementor\Element_Base $element */
    	$element->add_control(
    		'disable_render',
    		[
    			'type' => \Elementor\Controls_Manager::SWITCHER,
    			'label' => __( 'Disable rendering on front end?', 'elementor' ),
    			'label_on' => __( 'On', 'elementor' ),
    			'label_off' => __( 'Off', 'elementor' ),
    			'default' => 'no',
    		]
    	);
    }, 10, 2 );
}

// Step 3. filter to kill render / check conditional
add_filter( 'elementor/frontend/widget/should_render', function( $bool, $element ){
    $settings = $element->get_settings();
    if( ! empty( $settings['disable_render'] ) && 'yes' === $settings['disable_render'] ){
        
        /**
         * add condition(s) here, if met:
         * 
         * return true;
         * 
         * ie if is_user_logged_in()
         * if $element->get_name() === 'heading'
         * etc
         **/
        
        //otherwise
        return false; //do not render
        
    } else {
        return true; //load widget normally
    }
}, 10, 3);