On this page, you will find the Download link of Champion Y2 Super Firmware (flash file), which can be flashed on the device to fix it without the need of any other software.
Champion Y2 Super Firmware comes as a zip file and is of 8 MB in size. Firstly, You need to extract the zip file on your computer and flash it using the flashtool.
The file version of Champion Y2 Super Firmware is V1 and it was released on 14/01/2015.
File Name: Champion_Y2_Super_14012015.zip
Alternate Name: Champion Y2 Super 14012015
File Size: 8 MB
Released date: 14/01/2015