Official downloads for Microsoft AppFabric 1.1 for Windows Server have primarily moved toward cumulative updates and hotfixes, as the standalone installer's original landing pages are often redirected. Official Download Links
Microsoft AppFabric 1.1 for Windows Server is a set of integrated technologies designed to help build, scale, and manage web and composite applications running on IIS. It provides out-of-the-box management and monitoring infrastructure for workflows and services, as well as a highly scalable in-memory application cache. Direct Download Links (x64)
Locate Temporary Files: Leave the Setup Wizard dialog box open when it appears. Navigate to your root boot drive (usually C:\) and look for a newly created temporary folder with a random name (e.g., C:\ced4e5c208...).
Windows Update Service: The installer may fail if the Windows Update service is disabled.
Fix:
If AppFabric is part of a SharePoint Server 2013, 2016, or 2019 environment, it follows the parent product’s lifecycle and remains supported within that context. Installation Details Architecture: Specifically designed for 64-bit (x64) and 32-bit (x86) Windows Server environments. Dependencies: .NET Framework 4.5