Merge pull request #109322 from dominicbetts/central-cli-powershell

Review PowerShell and CLI commands

Author: PRMerger8

articles/iot-central/core/howto-manage-iot-central-from-cli.md

@@ -5,7 +5,7 @@ services: iot-central
 ms.service: iot-central
 author: dominicbetts
 ms.author: dobett
-ms.date: 02/11/2020
+ms.date: 03/27/2020
 ms.topic: how-to
 manager: philmea
 ---
@@ -27,6 +27,14 @@ If you prefer to run Azure CLI on your local machine, see [Install the Azure CLI
 > [!TIP]
 > If you need to run your CLI commands in a different Azure subscription, see [Change the active subscription](/cli/azure/manage-azure-subscriptions-azure-cli?view=azure-cli-latest#change-the-active-subscription).
 
+## Install the extension
+
+The commands in this article are part of the **azure-iot** CLI extension. Run the following command to install the extension:
+
+```azurecli-interactive
+az extension add --name azure-iot
+```
+
 ## Create an application
 
 Use the [az iotcentral app create](/cli/azure/iotcentral/app#az-iotcentral-app-create) command to create an IoT Central application in your Azure subscription. For example:

articles/iot-central/core/howto-manage-iot-central-from-powershell.md

@@ -5,7 +5,7 @@ services: iot-central
 ms.service: iot-central
 author: dominicbetts
 ms.author: dobett
-ms.date: 02/11/2020
+ms.date: 03/27/2020
 ms.topic: how-to
 manager: philmea
 ---

articles/iot-central/core/howto-monitor-devices-azure-cli.md

@@ -3,7 +3,7 @@ title: Monitor device connectivity using the Azure IoT Central Explorer
 description: Monitor device messages and observe device twin changes through the IoT Central Explorer CLI.
 author: viv-liu
 ms.author: viviali
-ms.date: 12/18/2019
+ms.date: 03/27/2020
 ms.topic: how-to
 ms.service: iot-central
 services: iot-central
@@ -58,10 +58,10 @@ az login
 ```
 
 ### Get the Application ID of your IoT Central app
-In **Administration/Application Settings**, copy the **Application ID**. You will use this in later steps.
+In **Administration/Application Settings**, copy the **Application ID**. You use this value in later steps.
 
 ### Monitor messages
-Monitor the messages that are being sent to your IoT Central app from your devices. This will include all headers and annotations.
+Monitor the messages that are being sent to your IoT Central app from your devices. The output includes all headers and annotations.
 
 ```azurecli
 az iot central app monitor-events --app-id <app-id> --properties all