Canon EOS Rebel T6i EF-S 18-55mm IS STM Lens Kit Instruction Manual - Page 331

W Digital Print Order Format (DPOF) Print Ordering  Sel.Image Quantity Total images selected Select and order images one by one. By pressing the button, you can select images from a three-image display. To return to the single-image display, press the button. Press the button to save the print order to the card. [Standard] [Both] Press the keys to set the number of copies to be printed for the displayed image. Checkmark Index icon [Index] Press to add a checkmark to the box . The image will be included in the index print.  Byn Select [Mark all in folder] and select the folder. A print order for one copy of all the images in the folder will be specified. If you select [Clear all in folder] and select the folder, the print order for that folder will all be canceled.  All image If you select [Mark all on card], one copy of all the images on the card will be set for printing. If you select [Clear all on card], the print order will be cleared for all the images on the card.  Note that RAW images and movies will not be included in the print order even if you set [Byn] or [All image].  When using a PictBridge printer, print no more than 400 images for one print order. If you specify more than this, all the images may not be printed. 331