macOS Mojave is an operating system developed by Apple for its line of Mac computers. Released in September 2018, it introduced several new features, including a dark mode that enhances visual comfort and a redesigned desktop with a dynamic wallpaper that changes based on the time of day. Additionally, macOS Mojave brought improvements to the Finder with a new Gallery View, making it easier to browse files. It also included enhanced privacy features, such as improved controls for app permissions and a new Desktop Stacks feature that helps organize files on the desktop.