How to install Java 20 Support for Eclipse 2023-03 (4.27)

  • Step 1. Inside Eclipse select Help -> Install New Software...

    Eclipse help menu item

  • Step 2. Add a new site using the update site url to the Eclipse Update Manager.
    e.g. https://download.eclipse.org/eclipse/updates/4.27-P-builds/

    Eclipse Update Manager

  • Step 3. Select the bundles from the list that you would like to install and click Next.

    Eclipse Update Manager