Below is content that explains this clearly to prevent errors. Title: Does SharePoint Server 2019 Require a Separate Windows Server AppFabric Download?
SharePoint 2019 does not require a separate, manual download of Windows Server AppFabric. It uses the AppFabric 1.1 for Windows Server binaries, but they are included either in the SharePoint prerequisites installer or via the Distributed Cache service role. The standalone AppFabric download is typically only needed for older versions (SharePoint 2013).
The standalone download installs a base version of AppFabric that is missing critical updates required by SharePoint 2019. windows server appfabric download for sharepoint 2019
Unlike SharePoint 2013, SharePoint Server 2019 does not require you to manually download and install WindowsServerAppFabricSetup_x64.exe . The AppFabric 1.1 components are now an integrated part of the SharePoint prerequisite installer.
Here is the content you can use for a knowledge base article, blog post, or documentation page regarding Below is content that explains this clearly to
When you run the prerequisiteinstaller.exe for SharePoint 2019, it automatically handles the installation of the AppFabric 1.1 Runtime and enables the Distributed Cache Service . Microsoft has bundled the necessary updates (specifically KB's for AppFabric) into this process to avoid compatibility issues.
| Software | Download Link | Required for SharePoint 2019? | | :--- | :--- | :--- | | | Microsoft Link | No (Included in prerequisites) | | AppFabric 1.1 CU (KB3092423) | Microsoft Link | Yes (Auto-installed by SharePoint 2019 prereq) | | SharePoint 2019 Prerequisites | (From your ISO) | Yes (Run this instead) | It uses the AppFabric 1
SharePoint 2019 includes AppFabric dependencies within its own prerequisite installer. Attempting to manually install the standalone "WindowsServerAppFabricSetup_x64.exe" (version 1.1) may cause the SharePoint 2019 Distributed Cache service to fail.