Merge pull request #180861 from zr-msft/zr-aks-win-pw-reset

[AKS] update reset for windows admin username and pw

Author: PRMerger13

articles/aks/rdp.md

@@ -18,8 +18,16 @@ This article shows you how to create an RDP connection with an AKS node using th
 
 ## Before you begin
 
-This article assumes that you have an existing AKS cluster with a Windows Server node. If you need an AKS cluster, see the article on [creating an AKS cluster with a Windows container using the Azure CLI][aks-windows-cli]. You need the Windows administrator username and password for the Windows Server node you want to troubleshoot. If you don't know them, you can reset them by following [Reset Remote Desktop Services or its administrator password in a Windows VM
-](/troubleshoot/azure/virtual-machines/reset-rdp). You also need an RDP client such as [Microsoft Remote Desktop][rdp-mac].
+This article assumes that you have an existing AKS cluster with a Windows Server node. If you need an AKS cluster, see the article on [creating an AKS cluster with a Windows container using the Azure CLI][aks-windows-cli]. You need the Windows administrator username and password for the Windows Server node you want to troubleshoot. You also need an RDP client such as [Microsoft Remote Desktop][rdp-mac].
+
+If you need to reset the password you can use `az aks update` to change the password.
+
+```azurecli-interactive
+az aks update -g myResourceGroup -n myAKSCluster --windows-admin-password $WINDOWS_ADMIN_PASSWORD
+```
+
+If you need to reset both the username and password, see [Reset Remote Desktop Services or its administrator password in a Windows VM
+](/troubleshoot/azure/virtual-machines/reset-rdp).
 
 You also need the Azure CLI version 2.0.61 or later installed and configured. Run `az --version` to find the version. If you need to install or upgrade, see [Install Azure CLI][install-azure-cli].