macOS High Sierra

How to restore a bricked iMac Pro

If your iMac Pro is refusing to boot following a power failure during a macOS software update or has stopped functioning properly, which may happen in certain circumstances, you might need to perform a DFU-like restore process using a secondary Mac and Apple Configurator.

macOS High Sierra 10.13.2 release notes

On December 6, 2017, Apple released macOS High Sierra 10.13.2 to the public following a month of testing. The free software update brought under-the-hood enhancements, but no new user features or other outward-facing changes were added in the release.

Apple releases macOS High Sierra 10.13.2

Apple on Wednesday released macOS High Sierra 10.13.2 to the public, after a month of testing. This marks the second update for macOS High Sierra, and it can be installed via the Updates tab in the Mac App Store.