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

Parameters

$installed_email

(array) 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.

$user

(WP_User) The site administrator user object.

$blog_title

(string) The site title.

$blog_url

(string) The site URL.

$password

(string) The site administrator's password. Note that a placeholder message is usually passed instead of the user's actual password.