Perform the following steps to install NetIQ NPS Plug-in.
You can download the naaf-npsplugin-x64-release-<version>.msi file from Software Licenses and Downloads portal.
Run the naaf-npsplugin-x64-release-<version>.msi file.
Click Next.
Read and accept the License Agreement, and click Next.
Click Next to install the plug-in in the default folder or click Change to select a preferred folder.
Click Install.
Click Finish.
Restart your machine.