macOS install

macOS install

Make a USB flash memory for macOS installation in “Terminal” of Mac

I will show you how to create a USB flash memory for installation for all versions of macOS (OS X) after 10.7 Lion. Here, I will explain in detail the procedure using the "Terminal" of the standard Mac application using illustrations.
macOS install

How to get the macOS (OS X) installer

I have summarized how to obtain the installer for each version of macOS (OS X) so far. OS X 10.7 Lion and later can still be downloaded / purchased from Apple today (January 2020). Also, after getting the installer, I think that you often create a USB memory for installation, but the procedure is explained in the following separate article.
macOS install

How to identify macOS Mojave compatible models

This page shows how to check the compatible models of “macOS 10.14 Mojave” released in September 2018 by various methods such as "Model".
macOS install

How to identify macOS Catalina compatible models

This page shows how to check the compatible models of “macOS 10.15 Catalina” released in October 2019 by various methods such as model number.
macOS install

How to identify macOS Big Sur compatible models

Introducing how to check the compatible models of "macOS 11 Big Sur" released in November 2020 by various methods such as model number and appearance. Except for MacBook Pro, you can make a judgment only by appearance without checking the model.
macOS install

What does “Big Sur” in macOS Big Sur mean?

I will explain the meaning of "Big Sur" in macOS 11 Big Sur. Simply put, it's called "Big Sur," a famous place in California, USA. Then, I will also introduce what kind of place it is.
macOS install

macOS install

A list of articles on macOS installation, reinstallation, recovery mode, etc.
macOS install

Mac model OS compatibility table

A list of compatible macOS (OS X) versions is posted for each Mac model. The OS cannot be installed or booted for the unsupported version.
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