WordPress at a glance
action is not described

woocommerce_admin_updated_existing action-hook . WC 1.0

An existing installation of WooCommerce Admin has been updated.

Usage

add_action( 'woocommerce_admin_updated_existing', 'action_function_name_6840' );
function action_function_name_6840(){
	// action...
}

Where the hook is called

Install::check_version()
woocommerce_admin_updated_existing
woocommerce/packages/woocommerce-admin/src/Install.php 157
do_action( 'woocommerce_admin_updated_existing' );

Where in WP core the hook is used WooCommerce

Usage not found.