PDF - Adobe® Acrobat® (Advanced) export will convert texts of Postscript Type 1 and Dfonts to paths even if you select "Embed subset" for the Font embedding. However, it should not be an issue to view or print such PDF files.
When a new blank document is active and you open a supported file, that blank new document will be replaced by the opening file. When you want to keep a blank new document, create an object first, and then open a file.
"Symbol" font, which is of unicode-base, is not supported.
JPG files exported with the Optimize Size check box selected can be viewed with Safari or Preview on El Capitan (Mac OS X 10.11), not on Mac OS X 10.10 or earlier.
When importing Canvas and Canvas X files, objects that are not supported by Canvas Draw will be represented as rectangles.
AI import only supports AI files that are saved with "Create PDF Compatible File option" selected.
"Mac App Store and identified developers" must be selected in Security & Privacy options of Mac OS X in order to detect a developer's certificate for Canvas Draw.
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