Originally Posted by Posh_Josh
I tried flashing the mk4 rom but the problem was not solved , so I flashed the wifi fix patch but the probelm is still there.
I think the MK4 stock has knox, and you cannot flash a bootloader lower than it.
Try to flash the MK4 rom again, maybe something went wrong with the installation. (Try Odin 3.07 and check the md5 sum of the stock rom you downloaded if it matches the one from the site.)