Hi,
So i've heard rumors that Samsung, soon, is gonna release an official JB update. And i would like to have it.
I, atm, have a rooted GSG2 GT-i9100 with AllianceROM ICS and Siyah Kernel 5.0.1.
So, do i have to unroot my phone back to stock, if i want to upgrade my phone to official (stock)...