micromax a51 flash file available here download free. if your device battery remove without turn off your smart phone. sometime device will be dead or hang, auto restart, only show micromax logo on screen at this time you need download this upgrade flash file and reinstall your flash file. at first download odin flash tool than download this latest firm ware and flash your smart phone. i hope you can solve your flashing problem.
Flash File Size : 128.9 MB