$ java -version java version '13' Java(TM) SE Runtime Environment (build 13) Java HotSpot(TM) 64-Bit Server VM (build 23.2-b04, mixed mode) To run a different version of Java, either specify the full path, or use the javahome tool. For example: $ /usr/libexec/javahome -v 13-exec javac -version. Installing the JDK on macOS. Cross-play with Java Edition: Windows, Mac, and Linux Allows you to play with other Java edition players. Split screen multiplayer (online multiplayer requires subscription sold separately) Playing split screen allows up to four players to play on the screen at the same time. MacOS 10.14 Mojave, the version of the Mac operating system before the new macOS Catalina, is the last version that supports 32-bit software.With Catalina, only 64-bit software will be supported. Java not working for some applications: Forcing 32-bit mode. We recently wrote about reinstalling Java to correct problems with various applications including Mail and Safari.
Important information about installing the Java plug-in
Users should consult with their local IT support provider before installing or upgrading Java. Local applications may require specific Java versions.
Awareness: Once the java plug-in has been installed, it must be kept up to date in order to avoid security risks.
Windows
NOTE: Users should consult with their local IT support provider before installing or upgrading Java. Local applications may require specific Java versions.
Step One: Install or upgrade Java
Step Two: Verify that java is enabled in your web browser
After installing or upgrading Java, completely quit, then relaunch the web browser.
Clear the browser cache.
Mac OS 10.7 and higher
NOTE: Users should consult with their local IT support provider before installing or upgrading Java. Local applications may require specific Java versions.
Step One: Upgrade your java version
Step Two: Verify that java is enabled in your web browser
After installing or upgrading Java, completely quit, then relaunch the web browser.
Clear the browser cache.
On Macintosh Google Chrome is incompatible with most Java web applications and web pages that use a Java applet, due to the fact that the Java plugin is 64-bit and Google Chrome is 32-bit.
Mac OS 10.6
NOTE: Users should consult with their local IT support provider before installing or upgrading Java. Local applications may require specific Java versions.
Awareness: Java 6 is no longer receiving security updates from Apple.
If you are unable to upgrade your operating system and have applications that require Java, Java 6 is packaged with the Macintosh operating system. Java 7 is available only for Mac OS 10.7 and higher.
Use Apple's Software Update to upgrade to Java 6 update 45.
Apple has not released security fixes for Java 6 update 45 and known security issues exist.
Apple's recommendation is to upgrade your operating system, then install Java 7.
Verify that java is enabled in your web browser
Steam 32 Bit Mac
After installing or upgrading Java, completely quit, then relaunch the web browser.
Clear the browser cache.
Linux
Installing 32 Bit On 64 Bit
Step One: Install or upgrade Java
Step Two: Verify that java is enabled in your web browser
Firefox
Firefox 2.0 or later is supported
If needed, enable java plugin for Firefox
After installing or upgrading Java, quit then relaunch Firefox.
If needed, clear browser cache, clear Java cache
Close all browser windows and quit or exit the browser. Then relaunch the browser and try again to access the site.