Once you created your app and you decided that it will have only one flow, you can start to upload your file PDF or .folio.
Pleas note that the app "mono publication" is the default, so you don't need to select this option.
This will be the home page of your app:
How to upload your first issue
Now you can upload your first issue. For further details on the content type, please click here [link a upload issue].
Click on button "Add issue".
Drag and drop your file on the grey box.
A progress bar will show when the upload will be completed.