Why is pictures looks really really bad if you zoom it? I have s3 and g4 even they have better quallity if you zoom it.http://i.imgur.com/5GiP23w.jpg
I modified the apk, works fine again on my Fire HD8(2017).
Make sure you deinstall the old App. Go into Settings>Apps>All>Swipe to the right till all and search your old App. Then install the new Apk.