Install Java on macOS
Install a Java JDK on a Mac with Homebrew or the Temurin installer, on Apple silicon or Intel, set JAVA_HOME with java_home, switch between versions, and fix the "Unable to locate a Java Runtime" message.
CodexBash, , 4 min read
Macs do not come with Java. The first time you type java, macOS says it is unable to locate a Java runtime and offers to send you to a website. This guide installs a proper JDK instead, the free and widely used Eclipse Temurin build, on either kind of Mac, sets JAVA_HOME the macOS way, and shows how to keep several versions side by side.
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