Hi SnoopBR,
It is not possible if your app is published to the Store, we cannot skip the print charm to print something directly.
However if your app is a side-load app, that could be possible by invoke some desktop print API without the print charm. For more information please ref to:
http://blogs.msdn.com/b/wsdevsol/archive/2014/04/14/cheat-sheet-for-using-brokered-windows-runtime-components-for-side-loaded-windows-store-apps.aspx
--James
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Thanks
MSDN Community Support
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