Update WordPress default email sender name & email

add_filter('wp_mail_from', 'notification_from_email');
add_filter('wp_mail_from_name', 'notification_from_name');

function notification_from_email($email_address){

		$blog_url = get_site_url();
		$output1 = str_replace(array('http://','https://', 'www'), '', $blog_url);
		$output2 = strstr($output1, '/', true);
		if($email_address === "wordpress@" . $output2)
			return 'noreply@'. $output2;
		else
			return $email_address;
}
function notification_from_name($email_from){
    if($email_from === "WordPress")
        return get_bloginfo( 'name' );
    else
        return $email_from;
}