apply_filters( ‘wp_installed_email’, array $installed_email, WP_User $user, string $blog_title, string $blog_url, string $password )

Parameters

$installed_emailarray

Used to build wp_mail() .

• to string
  The email address of the recipient.
• subject string
  The subject of the email.
• message string
  The content of the email.
• headers string
  Headers.

$userWP_User

The site administrator user object.

$blog_titlestring

The site title.

$blog_urlstring

The site URL.

$passwordstring

The site administrator’s password. Note that a placeholder message is usually passed instead of the user’s actual password.