Disable Dashboard Welcome Panel and Default Widgets for All Users

⚡ Target: functions.php 🔒 Tested: WP 6.6+ / PHP 8.2+ 💻 Lang: PHP

PHP (functions.php)

// Remove default dashboard clutter and widgets
add_action( 'wp_dashboard_setup', function() {
    remove_action( 'welcome_panel', 'wp_welcome_panel' ); // Welcome Panel
    remove_meta_box( 'dashboard_primary', 'dashboard', 'side' ); // WP Events & News
    remove_meta_box( 'dashboard_quick_press', 'dashboard', 'side' ); // Quick Draft
    remove_meta_box( 'dashboard_activity', 'dashboard', 'normal' ); // Activity
} );

Declutter the WordPress admin dashboard for clients and content managers by removing unnecessary default boxes such as WordPress Events and News, Quick Draft, and the Welcome panel.