Christopher, > On Jun 22, 2017, at 6:09 PM, Kush, Christopher > <[email protected]> wrote: > > Since Safari.app and Preview.app have recently begun enforcing Library > Validation, custom print driver PDEs no longer load in those applications. > > Customization is still possible via the basic OpenGroup PPD support; it it > possible for device implementors to expose custom functions via AirPrint?
Currently we do not expose vendor extension attributes in the AirPrint UI, although we *do* expose vendor media types and other other values for standard attributes. What kind of driver functionality are you trying to expose? _________________________________________________________ Michael Sweet, Senior Printing System Engineer
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