The above release file should be verified using the PGP signatures and the project release KEYS. See the official ASF verification instructions for a description of using the PGP and KEYS files for verification. A SHA512 checksum is also provided as an additional verification method.
In a command prompt, open the folder installer/compose/ and run docker-compose up -d
Open your browser, navigate to http://localhost:80 (or use the domain name of your server) and finish the setup according to the instructions.
The default login credentials are firstname.lastname@example.org, password admin