good day. i have purchased a clone of samsung Galaxy S8 that has 4.0.4 ICS firmware build on Decemeber 11 2012. mine had stock to samsung log but every time i insatall the downloaded firmware from your site. chineecarts.com it is always saying (verification failed) with the device MT6557 . please help me what to do.. thank you very much in advance. hope to have great sales ahead. reply:you need download the correct version firmware,different firmware have differnt update methods....