Yes the performance works fine in safari (as well as expected), as does it in DPS classic. The last two editions of WIRED UK for both tablet and phone are HTML, https://itunes.apple.com/gb/app/wired-magazine-uk/id400701660?mt=8I can share them with you if you want.I have an idea that the custom Nav (that currently does not work in the publish environment) is causing an issue leading to excess render time (not loading time). I am planning to make a new version of the app that does not have this f...

Is it not possible to re-route some developer support through another office, Bucharest perhaps, I know they are mainly focused on the UI/UX but maybe they have limited dev support?Considering we only have a few weeks left now until launch, waiting a week before a response (and expecting my team may have lots of work to do to fix any potential problems with migrated HTML) it is really eating into our timeframe.ThanksLiam

Have done,Thanks

We are using HTML articles rather than INDD based articles. These are created in a CMS (Umbraco) and then published via the DPS classic API. We then migrate this content into the new DPS Enviroment.The pages are quite slow to load but worryingly the render time is even longer. Once the page has loaded the screen appears to be grey while the HTML renders. However its typical to wait between 7-20 seconds per article. For a 200+ article edition this is a huge problem.I know you are constantly upgra...