edits

Author: yoninalmsft

articles/defender-for-iot/organizations/how-to-investigate-sensor-detections-in-a-device-inventory.md

@@ -49,7 +49,7 @@ If you're working with a cloud-connected sensor, any edits you make in the senso
 
 **To edit device details**:
 
-1. Select a device in the grid, and then select **Edit** from the command bar.
+1. Select a device in the grid, and then select **Edit** from the toolbar at the top of the page.
 
 1. In the **Edit** pane on the right, modify the device fields as needed, and then select **Save** when you're done.
 
@@ -67,8 +67,9 @@ Editable fields include:
 - Device name
 - Device type
 - OS
-- Purdue layer
+- Purdue level
 - Description
+- Scanner or programming device
 
 For more information, see [Device inventory column reference](#device-inventory-column-reference).
 
@@ -97,11 +98,9 @@ For example, if you merge two devices, each with an IP address, both IP addresse
 
 **To merge devices from the device inventory:**
 
-1. Select the devices you wish to merge in the grid, and then select **Merge** from the command bar at the top of the page.
+In the device inventory grid, select the devices you want to merge, and then select **Merge** from the toolbar at the top of the page.
 
-1. In the **Merge** pane on the right, select which device's attributes should remain, and enter a meaningful name for your merged device, and then select **Merge**.
-
-A confirmation message will appear on the top right.
+The devices are merged, and a confirmation message appears at the top right.
 
 ## View inactive devices
 
@@ -128,13 +127,13 @@ Deleted devices are removed from the **Device map** and the device inventories o
 
 **To delete one or more devices**:
 
-You can delete a device when they’ve been inactive for more than 10 minutes.
+You can delete a device when its been inactive for more than 10 minutes.
 
-1. In the **Device inventory** page, select the device or devices you want to delete, and then select **Delete** :::image type="icon" source="media/how-to-manage-device-inventory-on-the-cloud/delete-device.png" border="false"::: in the command bar at the top of the page.
+1. In the **Device inventory** page, select the device or devices you want to delete, and then select **Delete** :::image type="icon" source="media/how-to-manage-device-inventory-on-the-cloud/delete-device.png" border="false"::: in the toolbar at the top of the page.
 
 1. At the prompt, select **COnfirm** to confirm that you want to delete the device from Defender for IoT.
 
-A confirmation message will appear on the top right.
+A confirmation message appears at the top right.
 
 **To delete all inactive devices**:
 

articles/defender-for-iot/organizations/references-data-retention.md

@@ -18,8 +18,8 @@ The following table lists how long device data is stored in each Defender for Io
 | Storage type | Details |
 |---------|---------|
 | **Azure portal** | 90 days from the date of the **Last activity** value. <br><br> For more information, see [Manage your device inventory from the Azure portal](how-to-manage-device-inventory-for-organizations.md). |
-| **OT network sensor** | The retention of device inventory data isn't limited by time. <br><br> For more information, see [Manage your OT device inventory from a sensor console](how-to-investigate-sensor-detections-in-a-device-inventory.md). |
-| **On-premises management console** | The retention of device inventory data isn't limited by time. <br><br> For more information, see [Manage your OT device inventory from an on-premises management console](how-to-investigate-all-enterprise-sensor-detections-in-a-device-inventory.md). |
+| **OT network sensor** | 90 days from the date of the **Last activity** value. <br><br> For more information, see [Manage your OT device inventory from a sensor console](how-to-investigate-sensor-detections-in-a-device-inventory.md). |
+| **On-premises management console** | 90 days from the date of the **Last activity** value. <br><br> For more information, see [Manage your OT device inventory from an on-premises management console](how-to-investigate-all-enterprise-sensor-detections-in-a-device-inventory.md). |
 
 ## Alert data retention