How do I install OpenJDK on my computer?

For the Webagent, Animana uses the open-source and free-of-charge OpenJDK. This article will explain how to install this version of Java through Adoptium, which by default will install the appropriate OpenJDK for your Operating System; Windows or MacOSX.

Before you start

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  • If you are using Oracle’s version of Java or OpenJDK, please make sure to uninstall that version first! More instructions can be found here.
  • For this installation, a 64-bit architecture is required.
  • If you are uncertain about how to install this software, please get in touch with your IT administrator before proceeding!

Step-by-step instructions

  1. Go to https://adoptium.net/
  2. Click Other Downloads
  3. Click the tab called JDK 8 – LTS.
  4. You will see a list of operating system such as Windows and MacOSX. Click the download button for your operating system. The download will start.

The next steps are operating system specific. Choose the appropriate instructions below.

Installation instructions for Windows
  1. Open your download folder.
  2. Double-click to open the downloaded .msi file. The installer will start.
  3. Click Next to start the Eclipse Temurin JDK Setup Wizard.
  4. Click the box by “JavaSoft (Oracle) registry keys” and select Entire feature will be installed on your local hard drive.
  5. Click Next.
  6. Click Install.
  7. Click Yes when asked if you want to allow this app to make changes to your device.
  8. Click Finish.
  9. Now restart your computer to finalise the installation.
Installation instructions for Mac
  1. Open the .pkg file so the installer can start.
  2. Click Continue on the installer.
  3. On the next step click Continue you are prompted to agree with the license. Click Agree.
  4. Click Continue. You might be asked to enter your administrator credentials, make sure to do so before continuing.
  5. Click Install Software to start the installation.
  6. After the installation is done, click Close.
  7. Now restart the computer to finish the installation.

More about this

How do I know which Webagent version I use?

If you are using the Webagent, please verify you are using a version newer than 0.4.7. You can find the version number by clicking the Status tab in your active Webagent.

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Updated on 10 July 2025
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