To remove a Windows Web Application Proxy (WAP) server from a cluster, you must update the configuration on the remaining active node. Because WAP is not a standard Failover Cluster role, you cannot simply use the Failover Cluster Manager; you must use PowerShell to redefine the list of connected servers. Quick PowerShell Removal

Service

Alternatively, you can remove it using the AD FS management console under > Web Application Proxies .

Step 1: Remove from AD FS

# Uninstall the Web Application Proxy role Uninstall-WindowsFeature Web-Application-Proxy

Via PowerShell:

Once the cluster no longer expects the server, you can safely remove the role from the target server itself. powershell

Even after role removal, some artifacts persist. Delete manually:

4.3 Validate Redundancy

Uninstall-WindowsFeature Web-Application-Proxy,CMAK,RSAT-RemoteAccess Use code with caution. Copied to clipboard Alternatively, you can use the Remove Roles and Features Wizard in Server Manager. Clean Up Certificates

remove web application proxy server from cluster