mysqli_connect(): (HY000/1045)

[saif9819]

Hello
Warning: mysqli_connect(): (HY000/1045): Access denied for user 'root'@'localhost' (using password: NO) in E:\New folder\htdocs\Letstravel-master\home.php on line 42
Connection failed: Access denied for user 'root'@'localhost' (using password: NO)