Keynote files are application extensions for Apple iWorks Office Suite. You would need to export the file before converting it to another format. And, even in doing so, there is no guarantee that the...
A file extension identifies the type of data contained in the file, and enables the operating system to choose an appropriate application to open the file, without needing to examine the data....
When Saving As... type the name then .jpg and it will be saved as a jpg. However jpgs are pictures and if it dosent save as a jpg it might have some issues such as being too big of a file for a jpg,...