Method :
Remove the battery from the device and connect it with test point. Open the device manager and you will see the Qualcomm port there. Open the file, enter the password of the exe and then choose option one. Write Qualcomm port number then press the enter buttun and wait for some time. When the file is complete, the port will automatically close. Now inser any SIM card into the device, insatll battery and turn on. When the web page open, enter option two and repair security. After witch the device will restart. Your entire process is complete.