The following formats are the supported file types for converting to PDF:
TXT
DOC
DOCX
HTML
HTM
XLS
XLSX
GIF
JPG
JPEG
PNG
Portable Document Format.
Document File XML (Extensible Markup Language).
Hypertext Markup Language. The language used to define the content of the site in a structurally meaningful manner.
Hypertext Markup Language: A variation of the HTML file extension used for website files.
Excel Open XML Format Spreadsheet.
Graphics Interchange Format.
Joint Photographic Experts Group.
Joint Photographic Experts Group
Portable Network Graphic.