University of Oregon

How do I clear my Java cache?

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Clearing your Java cache: Windows

  • Open the Java Control Panel (Start > Control Panel, enter "Java" in the "Search Control Panel" box, and click the Java icon when it comes up)
  • Click the "Settings..." button near the bottom of the Java control panel window:

  • Click 'Delete Files...' button 


     
  • Click the check box for "Installed Applications and Applets"
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  • Click the 'OK' button to clear the cache
  • Click 'OK' again to close the Java Control Panel

Clearing your Java cache: Mac OS X

The following directions apply to Oracle Java 7 and newer, which is supported by Mac OS X 10.7.3 and newer.

  1. Click on Apple icon at the top left
  2. Select System Preferences
  3. In the Other section, click on the Java icon
  4. In the Temporary Internet Files section click on Settings
  5. Click the Delete Files... button
  6. Click the check box for "Installed Applications and Applets"
  7. Click the OK button; this clears the cache
  8. Click the Okay button twice to close windows
  9. Close the System Preferences window

The following directions apply to Oracle Java 6, which is supported by Mac OS X 10.6.8.

  1. Click on the Finder Icon located on the Dock.
  2. Select Applications
  3. Click on the Utilities folder
  4. Open Java Preferences
  5. Click on the Network tab
  6. Click on Delete Files...
  7. Ensure that both boxes are checked and click OK.
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