If, after installing Java for OS X 2014-001 and the latest version of Java 7 from Oracle, you want to disable Java 7 and re-enable the Apple-provided Java SE 6 web plug-in and Web Start functionality, follow these steps.
- Download Java Web Start Mac Os X Catalina
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- Download Java Web Start Mac Os X In Recovery Mode
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Note: You must be logged in as an administrator. If prompted for your administrator password after a command, enter it and then press the Return or Enter key.
- Open Terminal, located in the Utilities folder.
- Enter this command, then press the Return or Enter key:
- Enter this command, then press the Return or Enter key:
- Enter this command, then press the Return or Enter key:
- To re-enable Java SE 6 Web Start, enter this command, then press the Return or Enter key:
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The Java Control Panel with start up. Mac OS X: Opening the Java Control Panel The Java Control Panel is under the Mac OS 'Other' Control Panels. Using The Java Control Panel. To view what Java Web Start applications have been installed, go the the Java Control Panel (see above): Click on the General Tab. If, after installing Java for OS X 2014-001 and the latest version of Java 7 from Oracle, you want to disable Java 7 and re-enable the Apple-provided Java SE 6 web plug-in and Web Start functionality, follow these steps. When I attempt to launch a Java Web Start file, I get a popup that says: To open this Web Start application, you need to download the Java Runtime Environment. Enabling Java Web Start Applications for the Mac Depending on the set-up of your computer, there are several things that must be done in order to run the modules from this site. Every time you start a Java applet or a Java Web Start (JWS) application, the system starts your program and determines in the background (so that performance of your Java application is not affected) if it has checked for a Java update in the last 7 days. If an update is available, then the Software Update window appears. The Java Control Panel with start up. Mac OS X: Opening the Java Control Panel The Java Control Panel is under the Mac OS 'Other' Control Panels. Using The Java Control Panel. To view what Java Web Start applications have been installed, go the the Java Control Panel (see above): Click on the General Tab.
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The following steps will undo the above commands and restore Java 7 in OS X Lion and later.
Download Java Web Start Mac Os X In Recovery Mode
- Disable Java SE 6 Web Start opening:
- Enter this command, then press the Return or Enter key:
- When prompted, enter your administrator password, then press the Return or Enter key.
- Re-enable the Java 7 applet plug-in bydownloading and reinstalling the latest version of Oracle Java 7 JRE.