Update device-update-azure-real-time-operating-system.md

Author: vimeht

articles/iot-hub-device-update/device-update-azure-real-time-operating-system.md

@@ -46,27 +46,22 @@ Learn more about [Azure RTOS](/azure/rtos/).
                 }
     ```
 
-## Create an update group
+## View device groups
+
+Device Update uses groups to organize devices. Device Update automatically sorts devices into groups based on their assigned tags and compatibility properties. Each device belongs to only one group, but groups can have multiple subgroups to sort different device classes.
 
 1. Go to the **Groups and Deployments** tab at the top of the page.
 
    :::image type="content" source="media/create-update-group/ungrouped-devices.png" alt-text="Screenshot that shows ungrouped devices." lightbox="media/create-update-group/ungrouped-devices.png":::
 
-1. Select **Add group** to create a new group.
-
-   :::image type="content" source="media/create-update-group/add-group.png" alt-text="Screenshot that shows a device group addition." lightbox="media/create-update-group/add-group.png":::
-
-1. Select an **IoT Hub** tag and **Device class** from the list. Then select **Create group**.
-
-   :::image type="content" source="media/create-update-group/select-tag.png" alt-text="Screenshot that shows tag selection." lightbox="media/create-update-group/select-tag.png":::
-
-1. After the group is created, you see that the update compliance chart and groups list are updated. The update compliance chart shows the count of devices in various states of compliance: **On latest update**, **New updates available**, and **Updates in progress**. [Learn about update compliance](device-update-compliance.md).
+1. View the list of groups and the update compliance chart. The update compliance chart shows the count of devices in various states of compliance: **On latest update**, **New updates available**, and **Updates in progress**. [Learn about update compliance](device-update-compliance.md).
 
    :::image type="content" source="media/create-update-group/updated-view.png" alt-text="Screenshot that shows the update compliance view." lightbox="media/create-update-group/updated-view.png":::
 
-1. You should see your newly created group and any available updates for the devices in the new group. If there are devices that don't meet the device class requirements of the group, they show up in a corresponding invalid group. To deploy the best available update to the new user-defined group from this view, select **Deploy** next to the group.
+1. You should see a device group that contains the simulated device you set up in this tutorial along with any available updates for the devices in the new group. If there are devices that don't meet the device class requirements of the group, they'll show up in a corresponding invalid group. To deploy the best available update to the new user-defined group from this view, select **Deploy** next to the group.
+
+For more information about tags and groups, see [Manage device groups](create-update-group.md).
 
-[Learn more](create-update-group.md) about how to add tags and create update groups.
 
 ## Deploy new firmware