Do I need Java on my Mac?

You can set Java to NOT enable Java content in a browser in the Java Control Panel/Security under System Preferences, so that only apps on your Mac that need Java can use it. I do have at least one app that is Java-based, so I need it.

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Why do I need Java?

Because Java was created to be platform independent, it can be used on a variety of hardware and operating systems, including PCs, Macs, smartphones, fitness trackers, Internet of Things (IoT) devices, and GPS devices.

How do I uninstall Java on Mac?

How do I uninstall Java on my Mac?

  1. The Finder icon in your dock should be clicked.
  2. Select the Utilities folder by clicking.
  3. Double-click the icon for the Terminal.
  4. Copy and paste the following commands into the Terminal window: sudo rm -fr JavaAppletPlugin.plugin in the library of Internet plug-ins.

Do I still need Java?
Yes, Java is required to run a lot of the apps, websites, games, and programs you use every day.

How do I uninstall Java on my Mac?

  1. The Finder icon in your dock should be clicked.
  2. Select the Utilities folder by clicking.
  3. Double-click the icon for the Terminal.
  4. Copy and paste the following commands into the Terminal window: sudo rm -fr JavaAppletPlugin.plugin in the library of Internet plug-ins.

Where is Java installed Mac?
The root directory of the JDK software installation in macOS is located at /Library/Java/JavaVirtualMachines/jdk-10. jdk/Contents/Home.
Should I use Java on my Mac?
There are 2 sides to Java: the web browser plug-in/extension is the BAD form, as it has been nothing but security holes, but for some reason, there are a few institutions that require the Java browser plugin to access their web site. Java is neither required nor preinstalled in OS X.