Apple has released macOS Big Sur 11.5.2 with bug fixes for M1 Macs. The update is now available for compatible Mac models via Software Update.
macOS Big Sur 11.5.1 was released over two weeks ago with a security fix that resolved a flaw in IOMobileFrameBuffer that could allow hackers to execute code with kernel privileges. The issue had been actively exploited in the wild, as per Apple.
What’s new in macOS Big Sur 11.5.2?
At the time of writing, the update is only available for M1 Macs which include the following models:
- Mac mini (late 2020)
- iMac 24-inch (2021)
- MacBook Pro (late 2020)
- MacBook Air (late 2020)
Apple has not shared detailed release notes for the update, neither has the support page for macOS Big Sur updates been updated. The update is accompanied by a vague description:
macOS 11.5.2 includes bug fixes for your Mac.
It might be possible that this update fixes issues specific to M1 Macs. Many users had been reporting various issues with connecting external monitors and the likes. We are currently updating to macOS Big Sur 11.5.2 and will update this post once we find any new noticeable changes.
Alongside macOS Big Sur, Apple is also beta testing macOS Monterey with developers and public beta testers. The Mac software update is planned to ship this fall with a number of new features:
- New Safari design and tab groups
- Focus and notifications improvements
- Shortcuts app
- Notes
- AirPlay to Mac
- Live Text
- FaceTime improvements and SharePlay
- Shared with You
- Low Power Mode
- iCloud Private Relay
- iCloud password manager in settings
- M1 app improvements
- Spatial audio support for AirPods Pro and AirPods Max (M1 Macs only)
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