If it tells you it has the latest, then it has the latest for your device and region.
But the absolute latest is ANG7 for the 900F.
HTC Incredible S S710e (Eventually stopped turning on)
Nexus 7 2012 (Half the screen stopped responding to touch after leaving it for 2 months, also has weird marks on bezel, no idea from where)
Sony Xperia Z C6603 (Passed it down to family member, I actually hated this device)
Samsung Galaxy S5 SM-G900I