How to recovery “MEMO” file without android OS?

i haven't root my android yet, but i reset my phone with factory reset. it cant because i haven't root it and show "A custom OS can cause critical problems in phone and installed applications". is all my data gone? because i need take all of my important memo on my phone. phone type : samsung galaxy 3v

from Android Forums at AndroidCentral.com - Ask a Question http://ift.tt/2Aot2Uq
via IFTTT