[ Gearbest Technology News]As Apple’s Worldwide Developers Conference (WWDC) approaches, the new generation of macOS 27 system is about to be officially unveiled. However, for some older Mac users, this update means the end of an era.
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According to the latest news, macOS 27 will further promote the ecological construction of Apple’s self-developed chips and officially stop supporting system upgrades for some Mac products equipped with Intel processors. This also means that Apple’s several-year platform migration plan has entered a new stage. In the future, the software ecosystem of Mac products will fully revolve around Apple’s self-developed chips.
It is understood that Apple has begun to promote the transformation of Mac products from traditional x86 architecture to ARM architecture since 2020, and has successively launched M series chips. With the arrival of macOS 27, this transformation will be further deepened, and the new system will no longer support some Intel platform devices.
Models currently confirmed to be unable to be upgraded to macOS 27 include: Apple MacBook Pro 16-inch (2019), Apple Mac Pro (2019), Apple MacBook Pro 13-inch (2020), and Apple iMac 27-inch (2020). Although these devices will still be able to run macOS 26 Tahoe, they will not receive next-generation system updates.
However, there is still good news for users of the above models. Apple plans to continue to provide security update support for these devices, and is expected to continue to receive critical security patches within the next three years, so the devices can still maintain a high level of security in daily office and use scenarios.
In addition to hardware support range adjustments, macOS 27 will be the last version to fully feature the Rosetta conversion layer. Rosetta is mainly used to help software developed based on Intel architecture run on Apple's self-developed chip equipment. Apple hopes to use this to push developers to further complete native adaptation work.

