- #Windows server 2012 r2 datacenter activation key upgrade
- #Windows server 2012 r2 datacenter activation key license
- #Windows server 2012 r2 datacenter activation key windows
Upgrades that switch from a Server Core installation to the Server with a GUI mode of Windows Server 2012 R2 in one step (and vice versa) are not supported. Perform a clean installation to Windows Server 2012 R2. Upgrades from pre-release versions of Windows Server 2012 R2 are not supported.
If the server is a domain controller, see for important information. In-place upgrades from one build type (fre to chk, for example) are not supported. In-place upgrades from one language to another are not supported.
All editions of Windows Server 2012 R2 are 64-bit only. In-place upgrades from 32-bit to 64-bit architectures are not supported. Note the following general guidelines for supported paths: The table below briefly summarizes which already licensed (that is, not evaluation) Windows operating systems can be upgraded to which editions of Windows Server 2012 R2. Upgrading previous retail versions of Windows Server to Windows Server 2012 R2
#Windows server 2012 r2 datacenter activation key upgrade
ĭepending on your scenario, you might encounter a variety of different upgrade pathways. Migration, which might vary considerably depending on the server roles you have installed, is discussed in detail at. Migration means moving from your existing operating system to Windows Server 2012 R2 by transferring to a different set of hardware. We call this “license conversion.” For example, if you are running Windows Server 2012 R2 Standard, you can convert it to Windows Server 2012 R2 Datacenter.
#Windows server 2012 r2 datacenter activation key license
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. 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. For example, if your server is running Windows Server 2012, you can upgrade it to Windows Server 2012 R2. Upgrade means moving from your existing operating system release to a more recent release, while staying on the same hardware. For information about installing other versions of Windows Server, see Windows Server Installation and Upgrade. For information about installing Windows Server 2012 R2, see System Requirements and Installation Information for Windows Server 2012 R2. Specifically, a clean installation requires deleting the previous operating system. Installation is the basic concept of getting the new operating system on your hardware. We use the following terms to distinguish among different actions, any of which could be involved in a new Windows Server 2012 R2 deployment. The process of moving to Windows Server 2012 R2 might vary greatly depending on which operating system you are starting with and the pathway you take. This topic includes information about upgrading to Windows Server® 2012 R2 from a variety of previous operating systems using a variety of methods. Applies To: Windows Server 2012, Windows Server 2012 R2