Mac OS X later rebranded as OS X and now known as macOS, is Apple's iconic operating system for Mac computers. Since its debut in 2001, macOS has undergone significant updates, introducing features like enhanced security, seamless hardware integration, and improved user interfaces. From Cheetah to the latest macOS Sonoma, each version has catered to both personal and professional users. For those using macOS in industries like energy or technology, support for innovative hardware, such as devices powered by wholesale lithium battery solutions, has been instrumental. The evolution of macOS showcases Apple's commitment to innovation and sustainability in the tech world.