TNBlogsFS/prod.evol.blogs.technet.com/CommunityServer.Blogs.Components.WeblogFiles/00/00/00/63/57/metablogapi/2021.clip_image002_thumb_3E902D34.jpg' alt='Microsoft Windows Storage Server 2012 R2 Workgroup' title='Microsoft Windows Storage Server 2012 R2 Workgroup' />Windows Server Installation and Upgrade. Applies To Windows Server 2. Windows Server 2. R2, Windows Server 2. Is it time to move to a newer version of Windows Server Depending on what you are running now, you have lots of options to get there. Installation. If you want to move to a newer version of Windows Server on the same hardware, one way that always works is a clean installation, where you just install the newer operating system directly over the old one on the same hardware, thus deleting the previous operating system. That is the simplest way, but you will need to back up your data first and plan to reinstall your applications. There are a few things to be aware of, such as system requirements, so be sure to check the details for Windows Server 2. Windows Server 2. R2, and Windows Server 2. Simplify your datacenter and IT management for increased agility and performance with Microsoft System Center 2016. Before installing Kaspersky Security 10 for Windows Servers, remove thirdparty antivirus software from the server. Kaspersky Security 10 for Windows Servers can be. This topic describes the memory limits for supported Windows and Windows Server releases. Moving from any pre release version such as Windows Server 2. Technical Preview to the released version Windows Server 2. Migration recommended for Windows Server 2. Windows Server migration documentation helps you migrate one role or feature at a time from a source computer that is running Windows Server to another destination computer that is running Windows Server, either the same or a newer version. For these purposes, migration is defined as moving one role or feature and its data to a different computer, not upgrading the feature on the same computer. Forums/getfile/160343' alt='Microsoft Windows Storage Server 2012 R2 Workgroup' title='Microsoft Windows Storage Server 2012 R2 Workgroup' />This is the recommended manner in which to move your existing workload and data to a more recent version of Windows Server. To get started, check the server role upgrade and migration matrix for Windows Server 2. Cluster OS Rolling Upgrade. Cluster OS Rolling Upgrade is a new feature in Windows Server 2. Windows Server 2. R2 to Windows Server 2. Hyper V or the Scale Out File Server workloads. This feature allows you to avoid downtime which could impact Service Level Agreements. This new feature is discussed in more detail at Cluster operating system rolling upgrade. License Conversion. In some operating system releases, you can convert a particular edition of the release to another edition of the same release in a single step with a simple command and the appropriate license key. This is called license conversion. For example, if your server is running Windows Server 2. Standard, you can convert it to Windows Server 2. Datacenter. In some releases of Windows Server, you can also freely convert among OEM, volume licensed, and retail versions with the same command and the appropriate key. Upgrade. If you want to keep the same hardware and all the server roles you have set up without flattening the server, upgrading is an optionand there are lots of ways to do it. In the classic upgrade, you go from an older operating system to a newer one, keeping your settings, server roles, and data intact. For example, if your server is running Windows Server 2. R2, you can upgrade it to Windows Server 2. However, not every older operating system has a pathway to every newer one. Note. Upgrade works best in virtual machines where specific OEM hardware drivers are not needed for a successful upgrade. You can upgrade from an evaluation version of the operating system to a retail version, from an older retail version to a newer version, or, in some cases, from a volume licensed edition of the operating system to an ordinary retail edition. Before you get started with an upgrade, have a look at the tables on this page to see how to get from where you are to where you want to be. For information about the differences between the installation options available for Windows Server 2. Technical Preview, including the features that are installed with each option and the management options available after installation, see Windows Server 2. Upgrading to Windows Server 2. For details, including important caveats and limitations on upgrade, license conversion between editions of Windows Server 2. Supported Upgrade Paths for Windows Server 2. Note. Note Upgrades that switch from a Server Core installation to a Server with a Desktop installation or vice versa are not supported. If the older operating system you are upgrading or converting is a Server Core installation, the result will still be a Server Core installation of the newer operating system. Quick reference table of supported upgrade paths from older Windows Server retail editions to Windows Server 2. If you are running these versions and editions You can upgrade to these versions and editions Windows Server 2. Standard. Windows Server 2. Standard or Datacenter. Windows Server 2. Datacenter. Windows Server 2. Datacenter. Windows Server 2. R2 Standard. Windows Server 2. Standard or Datacenter. Windows Server 2. R2 Datacenter. Windows Server 2. Datacenter. Hyper V Server 2. R2. Hyper V Server 2. Cluster OS Rolling Upgrade featureWindows Server 2. R2 Essentials. Windows Server 2. Essentials. Windows Storage Server 2. Standard. Windows Storage Server 2. Standard. Windows Storage Server 2. Workgroup. Windows Storage Server 2. Winning Eleven 2002 English Version Iso File on this page. Workgroup. Windows Storage Server 2. R2 Standard. Windows Storage Server 2. Standard. Windows Storage Server 2. R2 Workgroup. Windows Storage Server 2. Workgroup. License conversion. You can convert Windows Server 2. Standard retail to Windows Server 2. Datacenter retail. You can convert Windows Server 2. Essentials retail to Windows Server 2. Standard retail. You can convert the evaluation version of Windows Server 2. Standard to either Windows Server 2. Standard retail or Datacenter retail. You can convert the evaluation version of Windows Server 2. Datacenter to Windows Server 2. Datacenter retail. Upgrading to Windows Server 2. R2. For details, including important caveats and limitations on upgrade, license conversion between editions of Windows Server 2. R2, and conversion of evaluation editions to retail, see Upgrade Options for Windows Server 2. R2. Quick reference table of supported upgrade paths from older Windows Server retail editions to Windows Server 2. R2 retail editions If you are running You can upgrade to these editions Windows Server 2. R2 Datacenter with SP1. Windows Server 2. R2 Datacenter. Windows Server 2. R2 Enterprise with SP1. Windows Server 2. R2 Standard or Windows Server 2. R2 Datacenter. Windows Server 2. R2 Standard with SP1. Windows Server 2. R2 Standard or Windows Server 2. R2 Datacenter. Windows Web Server 2. R2 with SP1. Windows Server 2. R2 Standard. Windows Server 2. Datacenter. Windows Server 2. R2 Datacenter. Windows Server 2. Standard. Windows Server 2. R2 Standard or Windows Server 2. R2 Datacenter. Hyper V Server 2. Hyper V Server 2. R2. License conversion. You can convert Windows Server 2. Standard retail to Windows Server 2. Datacenter retail. You can convert Windows Server 2. Essentials retail to Windows Server 2. Standard retail. You can convert the evaluation version of Windows Server 2. Standard to either Windows Server 2. Standard retail or Datacenter retail. Upgrading to Windows Server 2. For details, including important caveats and limitations on upgrade, and conversion of evaluation editions to retail, see Evaluation Versions and Upgrade Options for Windows Server 2. Quick reference table of supported upgrade paths from older Windows Server retail editions to Windows Server 2. If you are running You can upgrade to these editions Windows Server 2. Standard with SP2 or Windows Server 2. Enterprise with SP2. Windows Server 2. Standard, Windows Server 2. Datacenter. Windows Server 2. Datacenter with SP2. Windows Web Server 2. Windows Server 2. Standard. Windows Server 2.