If you have a itel A12 and you want to Install Stock Firmware ROM on itel A12. Here we will guide you to install official stock ROM on your itel A12. Download the required file to either upgrade or downgrade your itel A12. This tutorial in We used a tool (software). that known as SP Flash Tool which is very simple and easy. You can just flash the firmware on itel A12 using the Smartphone Flash Tool. Follow the tutorial steps to flash the firmware on itel A12.