Selected your preferred language for the pages. If a page is not available in your language you will get the english version of that page instead
Select the pages you want to have in your booklet. This is a landscape view of the generated page.
The default selection is the layout of the original booklet. You can see for each page in which languages the page is available.
You can select for individual pages that you always want the english version, regardless what language you selected.
If you want to fold your booklet to a real booklet, you can use the instructions from Pocketmod.