How to flash all iphone with iTune softwer 100% reall in 2014

First download iTunes softwer & instell in ur computer.

Then connect ur phone in computer.

Open ur iTunes softwer and go to the reset phone batton

Then u can reset ur phone & u can flash ur phone with iTunes.

If u flash ur phone HOLD C batton then click to reset 

u can auto flash ur phoneDownload iTunes softwer HERE