Function.php Snippets to Modify admin area Administrator rights and appearance except for a specific Administrator username (CHANGE_USERNAME)

function.php

<?php
/**
* Modify admin rights and appearance except for a specific administrator username (CHANGE_USERNAME)
*/
$current_user = wp_get_current_user();
//Checking if the current user has the 'administrator' role and their username is not 'CHANGE_USERNAME'
if (
in_array("administrator", $current_user->roles) &&
$current_user->user_login !== "CHANGE_USERNAME"
)	{
//Remove the right to modify files including php files        
define('DISALLOW_FILE_EDIT', true);
//Remove WPFC Toolbar Button 
define('WPFC_HIDE_TOOLBAR', true);
			
//Remove menus and submenus in admin area
function remove_menu_items(){
//Remove submenu site health
remove_submenu_page("tools.php", "site-health.php");
//Remove submenu theme editor
remove_submenu_page("themes.php", "theme-editor.php");
//Remove all menu plugins
remove_menu_page("plugins.php");
//Remove all menu Divi Theme
remove_menu_page("et_divi_options");
//Remove all menu BWS Sitemap Plugin
remove_menu_page('google-sitemap-plugin.php');
//Remove all menu WPFC
remove_menu_page("wpfastestcacheoptions");
//Remove all menu WPCF7
remove_menu_page( 'wpcf7' );
//Remove all menu post
remove_menu_page( 'edit.php' );
};
add_action("admin_menu", "remove_menu_items", 999);
			
//Remove site health and quick press metaboxes
function clean_wp_dashboard_setup(){
remove_meta_box("dashboard_site_health", "dashboard", "normal");
remove_meta_box("health_check_status", "dashboard", "normal");
remove_meta_box( 'dashboard_quick_press', 'dashboard', 'side' );
};
add_action("wp_dashboard_setup", "clean_wp_dashboard_setup");
			
//Remove notifications from the admin area
function hide_admin_notices_except_specific_admin(){
//Removing all actions of 'admin_notices'
remove_all_actions("admin_notices");
}
add_action("admin_init", "hide_admin_notices_except_specific_admin");
			
//Remove +New post and Wordpress Logo in top Admin Menu Bar
add_action( 'admin_bar_menu', function ( $wp_admin_bar ) {
$wp_admin_bar->remove_node( 'new-post' );
$wp_admin_bar->remove_node( 'wp-logo' );
}, 999 );
			
//Modify Text footer admin area
function custom_admin_footer_text() {
return '<span id="footer-thankyou">Merci de choisir <a href="https://www.glink.fr">Glink</a> pour votre site internet</span>';
}
add_filter( 'admin_footer_text', 'custom_admin_footer_text' );
			
//Modify number version admin area
function custom_admin_footer_version() {
return 'Version 2.0.3';
}
add_filter( 'update_footer', 'custom_admin_footer_version', 11 );
			
}
?>