Which phone do you have? Try and find the 4.1.1 firmware on samfirmware and should be able to downgrade using Odin.
Downgrading always had its risks.
hello people
its possible downgrade from UCDMG2 4.1.2 to UCDLK3, no brick the phone?
thanks
hello people
its possible downgrade from UCDMG2 4.1.2 to UCDLK3, no brick the phone?
thanks