MacBook is a brand of Macintosh laptops on the macOS operating system developed by Apple Corporation. In 2006, it replaced the PowerBook and iBook brands during the transition from PowerPC to Intel x86. The current line consists of MacBook Air (since 2008) and MacBook Pro (since 2006). Previously, there have been lineups under the MacBook name: the first version from 2006 to 2012 and the second from 2015 to 2019.
On November 10, 2020, Apple announced MacBook Air and MacBook Pro models with the new Apple M1 system, and on October 18, 2021, it completed the conversion of all MacBook models to the new architecture.