Could you please explain the issue in more detail.
IPCCX version 5.0, ships with its own Windows version (need to buy from Cisco only, as its wrapped to check the Cisco UCCX software and allows to install), and it can not be installed on normal Windows.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.