Install Critical Windows Updates
Before installing Windows Server AppFabric or its prerequisites, use the following procedures to install the latest critical Microsoft updates for your version of Windows, and any available recommended update.
Versions of Windows supported in this release are Windows 7, Windows Vista Service Pack 2, Windows Server 2008 Service Pack 2, and Windows Server 2008 R2. For production scenarios, only Windows Server 2008 SP2 and Windows Server 2008 R2 are supported. For development scenarios, Windows 7 and Windows Vista SP2 are also supported. Pre-release versions of these operating systems (betas or release candidates) are not supported.
Note
Installation of AppFabric Hosting Services, Caching Services, Hosting Administration, and Cache Administration is not supported on the Web Edition or Foundation Edition of Windows Server 2008 R2 or Windows Server 2008 SP2. Installation of the AppFabric Cache Client is supported on Windows Server Web Edition or Foundation Edition.
Install Windows Updates
Click Start, point to All Programs, and then click Windows Update.
Follow the directions on the Windows Update site.
If prompted, restart your computer.
Install Hotfixes
Important
For the latest list of recommended updates for Windows Server AppFabric and its dependencies, see Recommended Updates for Windows Server AppFabric (https://go.microsoft.com/fwlink/?LinkID=185864).
KB980423
You must install KB980423 to fix a set of AppFabric issues caused by Microsoft Web Administration (MWA). After you install this item, you may have to restart your computer.
Note
KB980423 includes KB970773, which is a critical update for IIS Manager in IIS 7.0 and 7.5.
KB983484
You must install KB983484 to prevent some services from being preloaded unexpectedly when you start a website that contains multiple applications in IIS 7.5. After you install this item, you may have to restart your computer.