The system will not install a JRE that has an earlier version than the current version. When you install the JRE, you can install only one JRE on your system at a time. To install an earlier version of the JRE, you must first uninstall the current version. To determine the current JRE version installed on your system, see Determining the JRE Version Installed on macOS.
However, the system will not replace the current JRE with a lower version. When you install the JDK, it also installs the JRE. Administrator privileges are required to install the JDK and JRE on macOS. Installing the JDK and JRE on macOS is performed on a systemwide basis for all users. You cannot install Java for a single user. On the right, youll see a Download button under the JDK header. If you don't have an account you can use the links on the top of this page to learn more about it and register for one for free.įor current Java releases, please consult the Oracle Software Download page.The following are the system requirements for installing the JDK and the JRE on macOS: Scroll down until you see a heading beginning Java SE 8u65/8u66. Only developers and Enterprise administrators should download these releases.ĭownloading these releases requires an account. Java SE 8u211 and later updates are available, under the Java SE OTN License.įor production use Oracle recommends downloading the latest JDK and JRE versions and allowing auto-update. Oracle has a poor record for making it easy to install and configure Java, but using Homebrew, the latest OpenJDK (Java 14) can be installed with: brew install -cask adoptopenjdk8 For the many use cases depending on an older version (commonly Java 8), the AdoptOpenJDK project makes it possible with an extra step. These Java SE 8 update releases are provided under the Binary Code License (“BCL”). They are not updated with the latest security patches and are not recommended for use in production. WARNING: These older versions of the JRE and JDK are provided to help developers debug issues in older systems. The JDK includes tools useful for developing and testing programs written in the Java programming language and running on the Java TM platform. Amazon runs Corretto internally on thousands of production services and Corretto is certified as compatible with the Java SE. Corretto comes with long-term support that will include performance enhancements and security fixes.
The JDK is a development environment for building applications using the Java programming language. Amazon Corretto is a no-cost, multiplatform, production-ready distribution of the Open Java Development Kit (OpenJDK). Java SE 8 Archive Downloads (JDK 8u202 and earlier)
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