Update how-to-update-iot-edge.md

Microsoft Defender for IoT changes for Mia Shapan
-------
cc: @PatAltimore

Author: BarReuvenMS

articles/iot-edge/how-to-update-iot-edge.md

@@ -85,8 +85,9 @@ Check to see which versions of IoT Edge are available.
 If you want to update to the most recent version of IoT Edge, use the following command which also updates the identity service to the latest version:
 
    ```bash
-   sudo apt-get install aziot-edge
+   sudo apt-get install aziot-edge defender-iot-micro-agent-edge
    ```
+To see more information about updating the micro agent for Edge [click here](../articles/defender-for-iot/device-builders/upgrade-micro-agent.md).  
 <!-- end 1.2 -->
 :::moniker-end
 
@@ -284,11 +285,12 @@ When you're ready, follow these steps to update IoT Edge on your devices:
    sudo apt-get remove iotedge
    ```
 
-1. Install the most recent version of IoT Edge, along with the IoT identity service.
+1. Install the most recent version of IoT Edge, along with the IoT identity service and the Microsoft Defender for IoT micro agent for Edge. 
 
    ```bash
-   sudo apt-get install aziot-edge
+   sudo apt-get install aziot-edge defender-iot-micro-agent-edge
    ```
+To see more information about updating the Microsoft Defender for IoT micro agent for Edge [click here](../articles/defender-for-iot/device-builders/upgrade-micro-agent.md). 
 
 1. Import your old config.yaml file into its new format, and apply the configuration info.
 
@@ -319,4 +321,4 @@ If you're installing IoT Edge, rather than upgrading an existing installation, u
 
 View the latest [Azure IoT Edge releases](https://github.com/Azure/azure-iotedge/releases).
 
-Stay up-to-date with recent updates and announcements in the [Internet of Things blog](https://azure.microsoft.com/blog/topics/internet-of-things/)
+Stay up-to-date with recent updates and announcements in the [Internet of Things blog](https://azure.microsoft.com/blog/topics/internet-of-things/)