On this page, you will find the Download link of Micromax GC400i Firmware (flash file), which can be flashed on the device to fix it without the need of any other software.
Micromax GC400i Firmware comes as a zip file and is of 17 MB in size. Firstly, You need to extract the zip file on your computer and flash it using the flashtool.
The file version of Micromax GC400i Firmware is V1 and it was released on 06/11/2014.
File Name: Micromax_GC400i_V1_121110.zip
Alternate Name: Micromax GC400ii V1 121110
File Size: 17 MB
Released date: 06/11/2014