Why can't I update to 5.0?

[AC Question]

I cant update to 5.0...it downloaded the file and then got an error,

I downloaded the Lollipop update....started to install...got an error and it stopped....
Installed Kies on my PC, tried it....got to 15% and crashed! what is going on? anyone know? Model# SM-G900P, baseband version G900PVPU1ANK4

 

[Rukbat]

Re: I cant update to 5.0...it downloaded the file and then got an error,

Rooted (not just now, but ever)? Custom ROM? Either one will fail the "is stock unrooted ROM" check and stop the update. (Using a stock update on a non-stock or rooted ROM [even one that's no longer rooted] can brick the phone.)