How to reinstall Java 6 on Mac OS X

Last updated: June 14, 2016 

How to reinstall Java 6 on Mac OS X

How to uninstall Oracle Java 7

How to reinstall Java 6 on Mac OS X Java is a free software currently developed by Oracle Corporation.  Apple provided its own implementation of Java for Mac OS X until October, 2012.  At that time, the Apple verison of Java 6 was removed during an OS X update, and replaced with the Oracle-supplied version of Java 7.

This article pertains to the Java Runtime Environment (JRE) program installed on your computer that is used to run Java applets encountered in your web browser.  There are a variety of reasons why a Mac user would want to remove Oracle’s version of Java from their Mac, and reinstall Java 6 on Mac instead.   To reinstall Java 6 on Mac OS X, you should first uninstall Oracle Java 7 or 8 from your Mac.  The steps below explain how to uninstall Oracle Java from your Mac.  Please note that to uninstall Java 7, you must have Administrator privileges.

  • Click on the Finder icon located in your dock
  • Click on Applications tab on the sidebar
  • In the Search box enter: JavaAppletPlugin.plugin
  • This will find the JavaAppletPlugin.plugin file
  • Right click on JavaAppletPlugin.plugin and select Move to Trash

Alternatively, if you are familiar with using the Mac’s Terminal utility with Administrator privileges as root or by using sudo, you may copy/paste the command line below to uninstall Oracle Java 7:

sudo rm -fr /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin

How to Restore Apple’s Java 6 after uninstalling Oracle Java 7How to reinstall Java 6 on Mac OS X

If you updated your Mac to Oracle Java 7 or 8, and it has created an unforeseen issue, you may continue to use Apple’s
Java on your Mac by restoring it.  Please note that to restore Apple’s Java, you must have Administrator privileges and execute the command either as root or by using sudo.

  • Click on the Finder icon located in your dock
  • Click on Applications tab on sidebar
  • Click on the Utilities folder
  • Double-click on the Terminal icon
  • In the Terminal window Copy and Paste the command below:
sudo ln -s /System/Library/Java/Support/CoreDeploy.bundle/Contents/JavaAppletPlugin.plugin /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin

Once you have uninstalled Oracle’s Java, and restored Apple’s Java 6, you may verify that your Mac is running the expected Java version by visiting the Java.com web site.



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