Add the required files. Now Zip it up and install it. Don't move on until it installs. Now that you have done that, you can rename all the author elements in ...

mod_hello/ │ ├── language/ # Language folder and files │ └── en-GB/ │ ├── mod_hello.ini # Text displayed by the module │ └── mod_hello.sys.ini # Metadata (name and description) │ ├── media/ # Static ...