• Switch OFF the mobile take out the battery
• Auto ignition wire which is used to initiate the ignition in PC, which is used for reading .
• Press the volume up & down and connect the usb cable.
• Put your battery back and come to the system.
• In system we have to download the flash tool.
• Select the mtk all in one dk file.
• Now select mtk file and select MT6575_ANDROID_SCATTER.
• Select DA DL All with Check Sum.
• select upgrade firmware.
• After installation complete, switch ON the mobile.