Hi again !!!!! i need to update my live ipad DPS 2014 app with an iphone and ipad version, do i need to resubmit the whole and new .ipa DPS 2015 file package to itunes connect again ??? or just update the actual 2014 folio with the new collection DPS 2015 ??? with the migration tool ???anyone please !!! totally confused !!!

hi everybody !!!! I mean: a single dps 2015 .ipa file will fit all screen devices like iphone 6 plus and ipad mini ?? and the readers can experiment a good user experience maybe with some letter boxing in different size devices ??? Thanks a lot !!!one ID 768x11024-article format for all different size devices ??? it will be fantastic, and less production time !!! THANKS A LOT IN ADVANCE !!!