how to back in jelly bean 4.1.2

[AC Question]

hi.. i have a problem 2 days ago i upgrade my samsung s2 i9100 in kitkat 4.4 but i want to go back in jelly bean what can i do ?? tnks !!

 

[B. Diddy]

Flash the stock firmware using Odin: http://forums.androidcentral.com/am...w-flash-stock-rom-via-odin-new-interface.html. Find the firmware here: Firmwares - SamMobile