you need the quick access patch for your phone to start patching your your phone. google for qamaker and download it, after downloaded, drag and drop your main firmware to the qamaker.exe file and qamaker will create a patch for your phone. now connect your phone through setool2 1.11, sellect your phone model, tick the "Bypass security" and within the add section browse for your main firmware and withing the misc section, click the "..." and then browse for the patch file that qamaker created. now click on the flash button and wait for the setool2 information. never abort the flashing procedure, you need to unplug and reinsert your battery and then plug it again as command by the setool. please have patience. everything will be done in a single click. have a nice day. pleae use the thanks button if it help you.