Merge pull request #226319 from wmgries/tweak-ps-language

Tweak PS/WMF 5.1 language.

Author: prmerger-automator[bot]

articles/storage/file-sync/file-sync-deployment-guide.md

@@ -33,6 +33,16 @@ We strongly recommend that you read [Planning for an Azure Files deployment](../
     > [!NOTE]
     > The only scenario supported by Azure File Sync is Windows Server Failover Cluster with Clustered Disks. See [Failover Clustering](file-sync-planning.md#failover-clustering) for Azure File Sync.
 
+5. Although cloud management can be done with the Azure portal, advanced registered server functionality is provided through PowerShell cmdlets that are intended to be run locally in either PowerShell 5.1 or PowerShell 6+. PowerShell 5.1 ships by default on Windows Server 2016 and above. On Windows Server 2012 R2, you can verify that you are running at least PowerShell 5.1.\* by looking at the value of the **PSVersion** property of the **$PSVersionTable** object:
+
+    ```powershell
+    $PSVersionTable.PSVersion
+    ```
+
+    If your **PSVersion** value is less than 5.1.\*, as will be the case with most fresh installations of Windows Server 2012 R2, you'll need to upgrade by downloading and installing [Windows Management Framework (WMF) 5.1](https://www.microsoft.com/download/details.aspx?id=54616). The appropriate package to download and install for Windows Server 2012 R2 is **Win8.1AndW2K12R2-KB\*\*\*\*\*\*\*-x64.msu**.
+
+    PowerShell 6+ can be used with any supported system, and can be downloaded via its [GitHub page](https://github.com/PowerShell/PowerShell#get-powershell).
+
 # [PowerShell](#tab/azure-powershell)
 
 1. An **Azure file share** in the same region that you want to deploy Azure File Sync. For more information, see:
@@ -48,7 +58,7 @@ We strongly recommend that you read [Planning for an Azure Files deployment](../
     > [!NOTE]
     > The only scenario supported by Azure File Sync is Windows Server Failover Cluster with Clustered Disks. See [Failover Clustering](file-sync-planning.md#failover-clustering) for Azure File Sync.
 
-5. The Az PowerShell module may be used with either PowerShell 5.1 or PowerShell 6+. You may use the Az PowerShell module for Azure File Sync on any supported system, including non-Windows systems, however the server registration cmdlet must always be run on the Windows Server instance you are registering (this can be done directly or via PowerShell remoting). On Windows Server 2012 R2, you can verify that you are running at least PowerShell 5.1.\* by looking at the value of the **PSVersion** property of the **$PSVersionTable** object:
+5. PowerShell 5.1 or PowerShell 6+. You may use the Az PowerShell module for Azure File Sync on any supported system, including non-Windows systems, however the server registration cmdlet must always be run on the Windows Server instance you are registering (this can be done directly or via PowerShell remoting). PowerShell 5.1 ships by default on Windows Server 2016 and above. On Windows Server 2012 R2, you can verify that you are running at least PowerShell 5.1.\* by looking at the value of the **PSVersion** property of the **$PSVersionTable** object:
 
     ```powershell
     $PSVersionTable.PSVersion
@@ -118,6 +128,16 @@ We strongly recommend that you read [Planning for an Azure Files deployment](../
    The installed extension 'storagesync' is experimental and not covered by customer support. Please use with discretion.
    ```
 
+8. Although cloud management can be done with the Azure CLI, advanced registered server functionality is provided through PowerShell cmdlets that are intended to be run locally in either PowerShell 5.1 or PowerShell 6+. PowerShell 5.1 ships by default on Windows Server 2016 and above. On Windows Server 2012 R2, you can verify that you are running at least PowerShell 5.1.\* by looking at the value of the **PSVersion** property of the **$PSVersionTable** object:
+
+    ```powershell
+    $PSVersionTable.PSVersion
+    ```
+
+    If your **PSVersion** value is less than 5.1.\*, as will be the case with most fresh installations of Windows Server 2012 R2, you'll need to upgrade by downloading and installing [Windows Management Framework (WMF) 5.1](https://www.microsoft.com/download/details.aspx?id=54616). The appropriate package to download and install for Windows Server 2012 R2 is **Win8.1AndW2K12R2-KB\*\*\*\*\*\*\*-x64.msu**.
+
+    PowerShell 6+ can be used with any supported system, and can be downloaded via its [GitHub page](https://github.com/PowerShell/PowerShell#get-powershell).
+
 ---
 
 ## Prepare Windows Server to use with Azure File Sync