Author Archives: Bill Plein

About Bill Plein

I've been in the data storage industry since the 1990's, most recently with 3PAR, Fusion-io, and Pure Storage. I'm now with Diamanti, where we make Kubernetes easy and fast. I'm attracted to bright, shiny new objects.

Symlink: [SOLVED] Wireless Magic Keyboard Special Function Buttons Not Working

By | October 27, 2020

I ran into a problem with my volume buttons on my Magic Keyboard that I use with my new work laptop… they weren’t working. This seems like voodoo, but it really did work. Check it out https://perfectfitcomputers.ca/wireless-magic-keyboard-special-function-buttons-not-working/

Create a bootable ISO of macOS Catalina 10.15 (Bonus: With bootable USB too!)

By | February 19, 2020

How to make a bootable ISO of macOS Catalina NEW INSTRUCTIONS: JUST FOLLOW APPLE!! I’m not kidding, forget about the mess below. Apple has updated and documented this across several macOS versions. Find it at support.apple.com’s article “How to create a bootable installer for macOS“ Ignore everything below!!! I previously wrote up my version of… Read More »

Creating a bootable macOS High Sierra USB installation media

By | December 21, 2018

In a previous post, I discussed creating a macOS High Sierra installation ISO. Well, these days it’s usually easier to just use a USB stick to get the job done. I have an older laptop at home that I use as a backup. It’s a mid-2011 MacBook Air, and the most recent OS it can… Read More »

[BROKEN – see comments for the fix!] Creating a macOS 10.14 Mojave installation ISO

By | September 28, 2018

I previously wrote up my version of creating a macOS High Sierra ISO HERE. NOTE: This is now broken! Please read the comments by others below. I’ll try to update this at a future time, and create a new clean one for Catalina as well! THANK YOU ALL! For Mojave there’s a fix that needed… Read More »

Creating a macOS High Sierra installation ISO

By | January 19, 2018

Over the years I have created/extracted installation ISOs from the downloadable upgrades that Apple uses. Each time something changes slightly. I searched on the web and found lots of broken instructions from the Beta period. Finally I found one that “worked” at MacRumors.  But it doesn’t work. So I stepped through it line by line,… Read More »