Merge pull request #199458 from dominicbetts/central-unassigned-properties

IoT Central - properties on unassigned devices

Author: Maggiemouse1

articles/iot-central/core/howto-use-properties.md

@@ -83,11 +83,11 @@ Optional fields, such as display name and description, let you add more details
 
 When you create a property, you can specify complex schema types such as **Object** and **Enum**.
 
-![Screenshot that shows how to add a capability.](./media/howto-use-properties/property.png)
+:::image type="content" source="media/howto-use-properties/property.png" alt-text="Screenshot that shows how to add a capability.":::
 
 When you select the complex **Schema**, such as **Object**, you need to define the object, too.
 
-:::image type="content" source="media/howto-use-properties/object.png" alt-text="Screenshot that shows how to define an object":::
+:::image type="content" source="media/howto-use-properties/object.png" alt-text="Screenshot that shows how to define an object.":::
 
 The following code shows the definition of an Object property type. This object has two fields with types string and integer.
 
@@ -161,7 +161,7 @@ This article uses Node.js for simplicity. For other language examples, see the [
 
 The following view in Azure IoT Central application shows the properties you can see. The view automatically makes the **Device model** property a _read-only device property_.
 
-:::image type="content" source="media/howto-use-properties/read-only.png" alt-text="Screenshot that shows the view of a read-only property":::
+:::image type="content" source="media/howto-use-properties/read-only.png" alt-text="Screenshot that shows the view of a read-only property.":::
 
 ## Implement writable properties
 
@@ -220,13 +220,25 @@ When the operator sets a writable property in the Azure IoT Central application,
 
 The following view shows the writable properties. When you enter the value and select **Save**, the initial status is **Pending**. When the device accepts the change, the status changes to **Accepted**.
 
-![Screenshot that shows Pending status.](./media/howto-use-properties/status-pending.png)
+:::image type="content" source="media/howto-use-properties/status-pending.png" alt-text="Screenshot that shows Pending status for a property update.":::
 
-![Screenshot that shows Accepted property.](./media/howto-use-properties/accepted.png)
+:::image type="content" source="media/howto-use-properties/accepted.png" alt-text="Screenshot that shows Accepted property for a completed update.":::
+
+## Use properties on unassigned devices
+
+You can view and update writable properties on a device that isn't assigned to a device template.
+
+To view existing properties on an unassigned device, navigate to the device in the **Devices** section, select **Manage device**, and then **Device Properties**:
+
+:::image type="content" source="media/howto-use-properties/view-unassigned-device-properties.png" alt-text="Screenshot that shows properties on an unassigned device.":::
+
+You can update the writable properties in this view:
+
+:::image type="content" source="media/howto-use-properties/update-unassigned-device-properties.png" alt-text="Screenshot that shows how to update properties.":::
 
 ## Next steps
 
 Now that you've learned how to use properties in your Azure IoT Central application, see:
 
 * [Payloads](concepts-telemetry-properties-commands.md)
-* [Create and connect a client application to your Azure IoT Central application](tutorial-connect-device.md)
+* [Create and connect a client application to your Azure IoT Central application](tutorial-connect-device.md)