For tonight you Apple not only planned the release iOS 26.5.1. A little while ago, it also released a new update, macOS Tahoe 26.5.1. Although it is only a minor update, it may solve a rather annoying problem for some users that led to unexpected shutdowns of computers.
The update comes about three weeks after the release of macOS Tahoe 26.5 and is available for download via System Preferences in the Software Update section. This time, Apple It did not focus on new features, but purely on fixing a bug that affected select business customers using Macs with M5 chips.
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According to the release notes, under certain circumstances, the system could unexpectedly shut down the computer when using some network extensions designed to filter Internet traffic. ProThe problem was primarily related to corporate environments, where similar security tools are commonly deployed to manage and protect corporate devices.
Ordinary users have probably never encountered this error, yet Apple recommends that all affected owners of Macs with M5 chips install the update. As is customary with similar service updates, the goal is primarily to increase system stability and reliability.
At the same time, it is clear that the development of macOS Tahoe is coming to an end. As early as Monday, June 8th, Apple at the conference WWDC 2026 will introduce macOS 27, which should bring another batch of new features and changes for Macs of all categories.
