Java, a runtime environment that works 'behind the scenes' to let you use many Web sites, online services, and applications, is no longer built in with Macintosh operating systems. Apple's October 2012 software update removes the Java plugin from all Web browsers.
Following recent security vulnerabilities with Java, we recommend that Mac OS X users check their version of Java and keep it up-to-date. If Java is not installed, we recommend that you postpone installing it until absolutely necessary. If you currently have Java installed on your computer, but are not using it, we recommend disabling it. More...
Java is a runtime environment maintained by Oracle that you must install on your Mac to be able to run applications written using the Java programming language. Moreover, Java allows developers to make apps available on multiple operating systems at the same time because Java-based utilities. The Eclipse Installer 2020‑09 R now includes a JRE for Mac OS X, Windows and Linux.
Follow the instructions below to download and install the latest version of Java for Mac.
You should now be able to use Java-dependent web sites, applications, and resources on your computer and online. If you continue to have problems, contact the IT Help Center.