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Does anyone had the same problem and fix it?? Please, i already did a factory reset and still nothing. I don't understand why flashing a stock firmware with odin can have this result, i mean is a stock firmware made it for this phone. Any ideas please.....????

Do i need to flash anything else?? Please help me.....

But how can it be?? i did the downgrade to stock using odin, and after that i made a factory reset. When i make a downgrade it doesn't change the kernel too?? How can i fix this?? Please help me....

Hello everyone, yesterday i tried to downgrade from JB to stock ICS "I535VRALF2_I535VZWALF2_VZW", fallowing a guide to unlock this model for use it in GSM Networks, and it worked, but after that the camera app doesn't work anymore. When i open it i have screen in black and the phone gets freeze...

Is there any stock rom for T999 that i clould download, maybe old ICS, that still have this option included (Switch bands)?? Thanks again.

Ok man, thanks anyway....:good:

I noticed that when i select 2.4 GHz band and then go to the main screen, if i open the app again it doesn't say 2.4 GHz, it says automatic. :confused: Should i do something else?? Maybe give it some privileges, i don't know if this app has been tested on another T999 with positive results...

Hello, i have a galaxy S3 T999 with ICS 4.0.4, and i fallowed all the procedure, i have rooted my phone, installed the CWM recovery, and finally installed sucessfully this wifi band switcher app via CWM. It apears installed on the phone, but when i select the 2.4 GHz band it doesn't work!!! Any...