(Disk Image) file, follow these steps to install it on your Mac: Mount the Image : Double-click the Imagenomic-Portraiture-for-Lightroom-4.0.3-build-4033.dmg file to open it. Run the Installer : Double-click the installer package (usually a file) found inside the window that appears. Follow the Prompts
imagenomic.com and purchase a license. This ensures the file is digitally signed and free of backdoors.