Apple is boasting a boost in app loading speed, as well as adjustments and improvements to the Liquid Glass UI feature.

Apple today announced that macOS 27 is named macOS Golden Gate. Much like Mac OS X Snow Leopard in 2009, Apple said it focused on improving macOS's performance and dozens of underlying technologies this year. Apple said that it focused on improving all aspects of macOS, from big to small. For example, Apple said user account creation is now faster. macOS Golden Gate has some Liquid Glass design changes.