This torrent contains a number of xenialpup isos available as of 23-JUNE-2017.

Try xenialpup64-7.0.8.5-uefi.iso (size 315.0 M)

For more info see

https://www.murga-linux.com/puppy/viewtopic.php?search_id=1493824592&t=107331

and if you want much more stuff pre-installed try xenial64-7.0.8.5uefiExtendedEditionCsipesz2017June.iso (size 2G)

For more info see

https://www.murga-linux.com/puppy/viewtopic.php?t=110853