With Document360 Export to PDF feature you can create and share offline PDFs from your knowledge base content, including the versions, languages, categories, and articles you specify.
Accessing the Export to PDF page: Go to Content tools → Import & Export → Export to PDF and choose Content templates/Design templates tab.
Once done you can save it to export later or save & export right away. Once the file is generated you can see it in the list of templates and you have several options to edit, clone, download, delete & export again.
Here is an elaborate guide for you to refer: Export to pdf