diff --git a/inc/pantheon-multisite-finalize.php b/inc/pantheon-multisite-finalize.php
index a36fcc2..6c81455 100644
--- a/inc/pantheon-multisite-finalize.php
+++ b/inc/pantheon-multisite-finalize.php
@@ -1,16 +1,37 @@
 <?php
-/*
+/**
  * If a site has multisite enabled, but has not had the final installation
  * steps completed, alert the user and provide links.
+ *
+ * @package pantheon
  */
 
-function pantheon_multisite_install_finalize_message() {
-	?>
+/**
+ * Detects if a user is using the correct upstream and framework and give them appropriate next steps to finalize WPMS setup.
+ *
+ * @return void
+ */
+function pantheon_multisite_install_finalize_message() { ?>
 	<div class="notice notice-info is-dismissible">
-		<p><?php esc_html_e( 'Your WordPress Multisite is almost ready!', 'pantheon' ); ?></p>
-		<p><?php echo sprintf( __( 'Visit <a href="%s">Pantheon Multisite Configuration</a> for documentation on how to finalize configuration of your site network.', 'pantheon' ), 'https://pantheon.io/docs/guides/multisite/config/#install-the-wordpress-site-network' ); ?></p>
+		<?php
+		if ( isset( $_ENV['PANTHEON_ENVIRONMENT'] ) ) {
+			if ( getenv( 'FRAMEWORK' ) === 'wordpress_network' ) {
+				?>
+					<p><?php esc_html_e( 'Your WordPress Multisite is almost ready!', 'pantheon' ); ?></p>
+					<p><?php echo sprintf( __( 'Visit <a href="%s">Pantheon Multisite Configuration</a> for documentation on how to finalize configuration of your site network.', 'pantheon' ), 'https://pantheon.io/docs/guides/multisite/config/#install-the-wordpress-site-network' ); ?></p>
+				<?php
+			} else {
+				?>
+					<p><?php esc_html_e( 'You are trying to configure a WordPress Multisite with a wrong upstream!', 'pantheon' ); ?></p>
+					<p><?php echo sprintf( __( 'Make sure that you have the correct upstream configuration for WPMS. If you do not have that capability or check if you are eligible, please <a href="%s">Contact Support</a>.', 'pantheon' ), 'https://pantheon.io/support' ); ?></p>
+				<?php
+			}
+		}
+		?>
 	</div>
+
+
 	<?php
 }
 
-add_action('admin_notices', 'pantheon_multisite_install_finalize_message');
+add_action( 'admin_notices', 'pantheon_multisite_install_finalize_message' );
diff --git a/pantheon.php b/pantheon.php
index c94afed..ca485ac 100644
--- a/pantheon.php
+++ b/pantheon.php
@@ -25,9 +25,6 @@
     if ( defined( 'WP_CLI' ) && WP_CLI ) {
         require_once 'inc/cli.php';
     }
-	if ( defined( 'MULTISITE' ) && defined( 'WP_ALLOW_MULTISITE' ) && WP_ALLOW_MULTISITE ) {
-		require_once 'inc/pantheon-network-setup.php';
-	}
 	if ( ! defined( 'FS_METHOD' ) ) {
 		/**
 		 * When this constant is not set, WordPress writes and then deletes a
@@ -45,6 +42,9 @@
     if ( getenv( 'FRAMEWORK' ) === 'wordpress_network' && ! defined( 'WP_ALLOW_MULTISITE' ) ) {
         define( 'WP_ALLOW_MULTISITE', true );
     }
+    if ( defined( 'MULTISITE' ) && defined( 'WP_ALLOW_MULTISITE' ) && WP_ALLOW_MULTISITE ) {
+	require_once 'inc/pantheon-network-setup.php';
+    }
     if ( defined( 'WP_ALLOW_MULTISITE' ) && ( ! defined( 'MULTISITE' ) || empty( MULTISITE ) ) ) {
         require_once 'inc/pantheon-multisite-finalize.php';
     }