How do I clear the Java cache?
This article applies to:
- Platform(s):Windows 7, Vista, Windows XP, Windows 2000, Windows 2003
- Java version(s):6.0, 7.0
Clearing the Java Plug-in cache forces the browser to load the latest versions of web pages and programs.
To clear the Java Plug-in cache:
- Click Start > Control Panel.
- Double-click the Java icon in the control panel.
The Java Control Panel appears.

- Click Settings under Temporary Internet Files.
The Temporary Files Settings dialog box appears.

- Click Delete Files.
The Delete Temporary Files dialog box appears.

- Click OK on Delete Temporary Files window.
Note: This deletes all the Downloaded Applications and Applets from the cache. - Click OK on Temporary Files Settings window.
Note: If you want to delete a specific application and applet from the cache, click on View Application and View Applet options respectively.
from: http://www.java.com/en/download/help/plugin_cache.xml