• Switch theme live to one ore more users (unaffecting the others)
• Switch theme for a single page passing a get variable (?themeprev=1)
• Compatibility with themes that use get_template_directory() and get_template_directory_uri()
• No database interaction (wp_option)

This plugin is intended for developers and tester, is not supposed to run on a production environment tested on Wp 5.9 Click here for more information about this plugn

File includes/motore.php edit the following lines

<?php
    //Configuration
public $user_diff_theme = [10710,10711]; //User ID who to change theme
public $force_var = TRUE; //if true you can force a page with the new theme using ?themeprev=1 (any user)
private $new_theme = 'understrap'; //New theme
private $new_theme_child = 'understrap-child'; //new theme child
//end config	
?>