MacOS Sequoia

macOS Sequoia (version 15) is the twenty-first major release of Apple's macOS operating system. The successor to macOS Sonoma, it was announced at WWDC 2024 on June 10, 2024. In line with Apple's practice of naming macOS releases after landmarks in California, it is named after Sequoia National Park, located in the Sierra Nevada mountain range. The first developer beta was released on June 10, 2024. The first public beta was released on July 15, 2024. It was released on September 16, 2024. Sequoia is the first version of macOS released on the same day as a new iOS and iPadOS version. It was succeeded by macOS Tahoe on September 15, 2025. Sequoia is the final version of macOS to officially support the iMac Pro, the 2019 iMac, most Intel-based MacBook Pros (excluding the 2019 16-inch model and the 2020 13-inch model with four Thunderbolt 3 ports), 2018 Mac Mini, and the 2020 Intel MacBook Air, as its successor, macOS Tahoe, drops supports for those models. It is also the final version to officially support Macs that do not feature the T2 security chip, and any Intel-based MacBook Air and Mac Mini models.