The applications are available, but they will be not updated anymore.

The development of the old versions is discontinued. Download (6.3 MB) Release Notes OnyX for macOS Monterey 12 will be available about 15 days after the official release of macOS Monterey. Requirements: Intel-based Mac or Mac with Apple silicon using macOS Big Sur 11.3 or later. Use the correct version, and don't try to use a version intended for an earlier operating system. There is a specific version of OnyX for each major version of the operating system.

OnyX is a reliable application which provides a clean interface to many tasks that would otherwise require complex commands to be typed using a command-line interface. Lets discuss 15 best Mac cleaners (free & paid) to speed up. Anyone who isn’t a technical wizard may have issues with Big Sur if they don’t follow guides exactly. The best Mac cleaner software for 2021 helps you deep clean your Mac for better performance. Original plan was to use Internet recovery to load the system onto the new drive.

OnyX is a multifunction utility that you can use to verify the structure of the system files, to run miscellaneous maintenance and cleaning tasks, to configure parameters in the Finder, Dock, Safari, and some Apple applications, to delete caches, to remove certain problematic folders and files, to rebuild various databases and indexes, and more. In the past, like when upgrading older Macs to High Sierra, there were ready-made patches that made life easy. My current drive is still running Yosemite, so was planning to do a clean install of High Sierra on the new drive, and then migrate my data from the existing drive to the new SSD.

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