For customers who cannot meet the end-of-support deadline may purchase Extended Security Updates to keep server workloads protected until they upgrade some restrictions apply. We recommend that you migrate to Azure or upgrade to the current product versions before the support end dates. This lets you take advantage of the latest product innovations and make sure you have uninterrupted support from Microsoft. The Azure Migration Center has a full range of tools available to help you assess your current on-premises environment, migrate your workloads onto Azure, and optimize your Azure usage to best suit your needs.
Microsoft also works with many Partners, who are available to help you at every step of the journey. Building on the features and capabilities of the Windows Server release version, Windows Server R2 allows you to create solution organizations that are easier to plan, deploy, and manage than previous versions of Windows Server. Building upon the increased security, reliability, and performance provided by Windows Server , Windows Server R2 extends connectivity and control to local and remote resources.
This is similar in size to many common software and driver updates that are delivered by other software vendors over the internet, and therefore should not cause issues for most customers. Application compatibility improvements Thanks to the rich instrumentation capability of Windows operating systems, we are able to understand the types of issues that our customers experience while respecting their personal information and privacy preferences.
We use this information to focus improvements in Windows, but we also share this information with our software vendor partners to help improve the reliability and compatibility of non-Microsoft applications. Our goal for SP2 is that applications that are written using public APIs and that run on the Windows Vista or Windows Server operating systems will continue to work as designed.
Service packs are cumulative. Each new service pack contains all the fixes that are included in previous service packs, and also contain any new fixes. You do not have to install a previous service pack before you install the latest service pack.
The following versions of Windows Server SP2 are available:. If you have installed a prerelease version of Windows Server SP2, uninstall the prerelease version of the service pack, and then install the final product from the Microsoft Download Center. This means that as of the dates in the table below there will be no additional:.
Customers who use Windows Server or Windows Server R2 products and services should migrate to Microsoft Azure to take advantage of three additional years of Critical and Important security updates at no additional charge and modernize when ready.
For environments other than Azure, we recommend customers upgrade to the latest version before the deadline. For customers who cannot meet the end-of-support deadline may purchase Extended Security Updates to keep server workloads protected until they upgrade some restrictions apply.
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