Good luck ;) mine its great with new firmware 21 perfecte, i making more better and if I have more time i will share with you friends, now Samsung apps fully working, at about system shows everythink like at original ;) funny thing even when i dow...
I made, for now works perfect, since now i really dont see any difference, this is are the fixes at B09:
1 based on Qualcomm patch to optimize the signal part of the problem scenarios
2 increases Qualcomm patch to resolve the occasional freezing...
Hi, today its ready to download a new version of firmware B09:
yes its wrong, i think becasue not every seller has this phone on the stock that way. Best regards
I reslove problem, by sold S4 and i bought a clone and now i dont have signal issue anymore ;)