How to Hide the WordPress Admin Bar for All Users Using PHP

WordPress displays an admin bar at the top of the page for logged-in users by default. While useful for administrators, it may not be necessary for other users. Here’s how to disable it using PHP.

Why Hide the WordPress Admin Bar?

• Better User Experience
• Security & Privacy
• Customization Needs

Method 1: Disable Admin Bar for All Users

Add the following code to your theme's functions.php file:

add_filter('show_admin_bar', '__return_false');

Method 2: Hide Admin Bar for All Users Except Administrators

If you want to keep the admin bar for administrators but hide it for others, use this:

add_action('after_setup_theme', function() {
    if (!current_user_can('administrator') && !is_admin()) {
        show_admin_bar(false);
    }
});
        

Method 3: Hide Admin Bar for Specific User Roles

To hide the admin bar only for certain roles, like subscribers and contributors:

add_action('after_setup_theme', function() {
    if (in_array(wp_get_current_user()->roles[0], ['subscriber', 'contributor'])) {
        show_admin_bar(false);
    }
});
        

Conclusion

Hiding the WordPress admin bar can improve user experience and streamline the front-end view. Use the methods above to customize its visibility as needed.