[Q] Sweden Jelly Bean over Poland Jelly Bean ?

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http://forum.xda-developers.com – okay guys, so 1 week ago i updated to JB with flashing the poland version with odin, and i had battery issues, and today its said the Sweden version have fixed the battery issues, so can i flash JB over JB ? i want to go to the Sweden firmware, its the same procedure right ? put firmware in PDA and start ? no errors should happen ? (HowTos)