diff --git a/cura/MultiplyObjectsJob.py b/cura/MultiplyObjectsJob.py
index 3cbf795952..e71bbf6668 100644
--- a/cura/MultiplyObjectsJob.py
+++ b/cura/MultiplyObjectsJob.py
@@ -25,7 +25,7 @@ class MultiplyObjectsJob(Job):
 
     def run(self):
         status_message = Message(i18n_catalog.i18nc("@info:status", "Multiplying and placing objects"), lifetime=0,
-                                 dismissable=False, progress=0, title = i18n_catalog.i18nc("@info:title", "Placing Object"))
+                                 dismissable=False, progress=0, title = i18n_catalog.i18nc("@info:title", "Placing Objects"))
         status_message.show()
         scene = Application.getInstance().getController().getScene()
 
diff --git a/plugins/Toolbox/src/Toolbox.py b/plugins/Toolbox/src/Toolbox.py
index 192471a357..ccd181cdbc 100644
--- a/plugins/Toolbox/src/Toolbox.py
+++ b/plugins/Toolbox/src/Toolbox.py
@@ -235,12 +235,17 @@ class Toolbox(QObject, Extension):
 
     def _convertPluginMetadata(self, plugin_data: Dict[str, Any]) -> Optional[Dict[str, Any]]:
         try:
+            highest_sdk_version_supported = Version(0)
+            for supported_version in plugin_data["plugin"]["supported_sdk_versions"]:
+                if supported_version > highest_sdk_version_supported:
+                    highest_sdk_version_supported = supported_version
+
             formatted = {
                 "package_id": plugin_data["id"],
                 "package_type": "plugin",
                 "display_name": plugin_data["plugin"]["name"],
                 "package_version": plugin_data["plugin"]["version"],
-                "sdk_version": plugin_data["plugin"]["api"],
+                "sdk_version": highest_sdk_version_supported,
                 "author": {
                     "author_id": plugin_data["plugin"]["author"],
                     "display_name": plugin_data["plugin"]["author"]
diff --git a/resources/bundled_packages/cura.json b/resources/bundled_packages/cura.json
index 172b27b452..07a1ae5276 100644
--- a/resources/bundled_packages/cura.json
+++ b/resources/bundled_packages/cura.json
@@ -730,6 +730,23 @@
             }
         }
     },
+    "VersionUpgrade35to40": {
+        "package_info": {
+            "package_id": "VersionUpgrade35to40",
+            "package_type": "plugin",
+            "display_name": "Version Upgrade 3.5 to 4.0",
+            "description": "Upgrades configurations from Cura 3.5 to Cura 4.0.",
+            "package_version": "1.0.0",
+            "sdk_version": "6.0",
+            "website": "https://ultimaker.com",
+            "author": {
+                "author_id": "UltimakerPackages",
+                "display_name": "Ultimaker B.V.",
+                "email": "plugins@ultimaker.com",
+                "website": "https://ultimaker.com"
+            }
+        }
+    },
     "X3DReader": {
         "package_info": {
             "package_id": "X3DReader",