Change WordPress Login Page logo

Add the following code to your WordPress theme’s function.php file, or a functionality plugin to Change WordPress Login Page logo.

Change Style

<?php

function my_login_logo() { ?>
    <style type="text/css">
        #login h1 a, .login h1 a {
            background-image: url(<?php echo get_stylesheet_directory_uri(); ?>/images/site-login-logo.png);
            padding-bottom: 30px;
        }
    </style>
<?php }
add_action( 'login_enqueue_scripts', 'my_login_logo' );

Enque the Stylesheet

<?php

function my_login_stylesheet() {
    wp_enqueue_style( 'custom-login', get_stylesheet_directory_uri() . '/style-login.css' );
    wp_enqueue_script( 'custom-login', get_stylesheet_directory_uri() . '/style-login.js' );
}
add_action( 'login_enqueue_scripts', 'my_login_stylesheet' );

Change the Title

<?php

function my_login_logo_url() {
    return home_url();
}
add_filter( 'login_headerurl', 'my_login_logo_url' );

function my_login_logo_url_title() {
    return 'Your Site Name and Info';
}
add_filter( 'login_headertitle', 'my_login_logo_url_title' );