By default, our stacks are installed in
VERSION should be the version code, something like
3.8.1-0, so if you're using the latest version, the default installation directory should be
You can find it using this command:
sudo find / -name 'uninstall'
Above command should return the path to the
uninstall file, once you know this PATH, you can run
to uninstall your Joomla installation.
If on this AWS server you only want to install Joomla you can try using AWS Launchpad or AMI.
Carlos R. Hernández