Double-click Imagenomic-Portraiture-for-Lightroom-4.1.0.3-4103.dmg . A new volume will appear on your desktop and in Finder.
After installation, the first time you launch Lightroom and access Portraiture (via File > Plug-in Extras > Portraiture ), you will be prompted to enter your license key or start a 30-day trial.
9/10 – Essential for portrait photographers, provided you obtain it legally.
Ensure Adobe Lightroom Classic or Lightroom CC is completely shut down.
macOS may ask for your system password. Enter it to allow the installer to write to the /Library folders.