diff --git a/wp-admin/includes/upgrade.php b/wp-admin/includes/upgrade.php
index 8e89f936aa..715f5e2bdb 100644
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -52,6 +52,21 @@ if ( ! function_exists( 'wp_install' ) ) :
 		wp_check_mysql_version();
 		wp_cache_flush();
 		make_db_current_silent();
+
+		/*
+		 * Ensure update checks are delayed after installation.
+		 *
+		 * This prevents users being presented with a maintenance mode screen
+		 * immediately after installation.
+		 */
+		wp_unschedule_hook( 'wp_version_check' );
+		wp_unschedule_hook( 'wp_update_plugins' );
+		wp_unschedule_hook( 'wp_update_themes' );
+
+		wp_schedule_event( time() + HOUR_IN_SECONDS, 'twicedaily', 'wp_version_check' );
+		wp_schedule_event( time() + ( 1.5 * HOUR_IN_SECONDS ), 'twicedaily', 'wp_update_plugins' );
+		wp_schedule_event( time() + ( 2 * HOUR_IN_SECONDS ), 'twicedaily', 'wp_update_themes' );
+
 		populate_options();
 		populate_roles();
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 0337b422f9..8f1c5bdc6d 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.6-beta2-58434';
+$wp_version = '6.6-beta2-58435';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.