No issues on mine. Everything remained.

yeah, i 1 2 know too......any issues with battery life or anything to take note? TIA
I know after update can move apps to sd card. any other difference?

u use wifi u scare what?How large is the update???
go to app info of a particular app -> got a option call "Move to SD card"
you get 9.23GB of free storage, up from 9.15GB (on a 16GB model)
&
screen smearing issue during scrolling has been resolved
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