Merge pull request #49922 from Rajani-Janaki-Ram/master

fixing OS

Author: PRMerger18

articles/site-recovery/migrate-tutorial-aws-azure.md

@@ -6,7 +6,7 @@ author: rayne-wiselman
 manager: carmonm
 ms.service: site-recovery
 ms.topic: tutorial
-ms.date: 07/06/2018
+ms.date: 08/24/2018
 ms.author: raynew
 ms.custom: MVC
 
@@ -28,10 +28,12 @@ If you don't have an Azure subscription, create a [free account](https://azure.m
 
 ## Prerequisites
 - Ensure that the VMs that you want to migrate are running a supported OS version. Supported versions include: 
-    - Windows Server 2016
-    - Red Hat Enterprise Linux 6.7 (HVM virtualized instances only) and  must have only Citrix PV or AWS PV drivers. Instances running Red Hat PV drivers **aren't** supported.
-
-- The Mobility service must be installed on each VM that you want to replicate. 
+  - Windows Server 2016 
+  - Windows Server 2012 R2
+  - Windows Server 2012 
+  - 64-bit version of Windows Server 2008 R2 SP1 or later
+  - Red Hat Enterprise Linux 6.7 (HVM virtualized instances only), with a Citrix PV or AWS PV driver. Instances running RedHat PV drivers *aren't* supported.
+ - The Mobility service must be installed on each VM that you want to replicate. 
 
     > [!IMPORTANT]
     > Site Recovery installs this service automatically when you enable replication for the VM. For automatic installation, you must prepare an account on the EC2 instances that Site Recovery will use to access the VM.