Add a custom favicon to wp-admin #wordpress #php

add-favicon-to-wp-admin.php

<?php
// Adds a custom PNG favicon the the wp-admin area of WordPress.
add_action(
	'admin_head',
	function () {
		echo '<link rel="icon" type="image/png" sizes="16x16" href="' . get_template_directory_uri() . '/favicon.png">';
	}
);

// Adds a custom ICO favicon the the wp-admin area of WordPress.
add_action(
	'admin_head',
	function () {
		echo '<link rel="icon" type="image/x-icon" sizes="16x16" href="' . get_template_directory_uri() . '/favicon.ico">';
	}
);