The current [web application]/[native engine] versions of the Dragonfly are 2.3/4.0.1

To check your versions:

1. Launch the Dragonfly Web UI.
2. Look at the Dragonfly version at the top-right corner of the Dragonfly Web UI.

If you are running a version older than the one mentioned above please proceed with the update using the information below.

On Ubuntu
On Windows 10
On Windows 10 Pro (inside WSL)
Inside Docker

On Ubuntu

• Terminate any running instance of Dragonfly Java App by pressing the Terminate button inside the Configuration tab of the Dragonfly Web Interface.
• Download the last update patch:

Dragonfly Java App patch for Linux

• Perform a backup of the current Dragonfly installation by creating a copy of the Dragonfly directory. You can do it manually (if you are using the Ubuntu GUI) or using these commands (IMPORTANT: if dragonfly_linux is NOT in the home directory please change the path accordingly):

  mkdir BKP_dragonfly_linux
  cp -R ~/dragonfly_linux/* ~/BKP_dragonfly_linux/

• Unzip the patch, access the folder created and run the ./update.sh script.

  unzip dragonfly-update-linux-2.3.zip
  cd dragonfly-update
  ./update.sh

At the end of the process you should get a success message.

On Windows 10

At present it is not possible to update the Dragonfly Java App running on Windows 10. So if you are running an old version of Dragonfly on Windows 10, you need to proceed with a fresh installation of the new version following the instructions at this link.

On Windows 10 Pro (WSL)

At present it is not possible to update the Dragonfly Java App running inside WSL on Windows 10 Pro. So if you are running an old version of Dragonfly on Windows 10 Pro, you need to proceed with a fresh installation of the new version following the instructions at this link.

mv /dragonfly_linux /OLD_dragonfly_linux

Inside Docker

When using Docker, you need simply to set the right version of Dragonfly inside the string used to launch the container. The latest version at present is 2.3 so the container should be launched using this image “dragonflycv/dragonflyjava:2.3” and following the information inside this page.