Access third-party apps directly from Photos and save the edited images back to your Photos library.Fine-tune color and contrast in your photos with new Curves and Selective Color tools.Conveniently access all of your editing tools in the redesigned Edit View.Easily locate and organize your content with the new sidebar.Make short videos from your Live Photos using new Loop and Bounce effects.It’s macOS at its highest level yet.Įasily organize, edit and view your photos in Photos. macOS High Sierra also refines the features and apps you use every day. New technologies at the heart of the system make your Mac more reliable, capable, and responsive - and lay the foundation for future innovations.