Practical tips for those intending to upgrade early, from checking compatibility, preparing workarounds, to making a copy of the installer.
installer
An odd problem: you try running an old installer and it crashes. There’s nothing actually wrong with the installer, it’s just that the rules have changed.
macOS can update files protected by SIP without your knowledge of any update taking place, and without the event being recorded in the Install History. Here’s how it happens.
Here’s how to find out just what that last update installed, so you can remove it manually if necessary.
What does the Supplemental Update do to the High Sierra installer? An exploration using the installer, an external SSD, and a bootable USB memory stick.
The High Sierra upgrade did not go well for many users. Here are some of the reasons why macOS 10.13 is currently a lemon.
If you want to format your startup volume before upgrading, or install High Sierra on multiple Macs, it is best to use a bootable installer. Here’s how.
Additional info about how you can install and upgrade to High Sierra, its new Content Caching feature, how it changes firmware updates, changes to NVRAM, and more.
Just when you thought it was safe to update, everything goes terribly wrong. Before you lob your Mac out of the window, try these.
What do you do when a macOS update downloads, but then doesn’t install? Should you trust the app?
The Eclectic Light Company 