Firmware Lenovo A390

Firmware Lenovo A390
Version: A390_ROW_S316_130730

Readme: here

Brief instructions for the firmware:

• Download and install the USB-Driver . You may need to disable digital signature verification of drivers (especially if you have Windows 8). For detailed instructions on installing the driver can be found here ;
• Download the Flash Tool and extract it to any folder without the Chinese, Russian and other non-Latin characters on the way;
• Download the archive with the firmware and extract it to any folder without the Chinese, Russian and other non-Latin characters on the way;
• Run the SP Flash Tool ;
• Click File > Open Scatter-loading file ... and select the file MT6577_Android_scatter_emmc.txt from my firmware (paragraph 3);
• Put a check DA DL All With Check Sum ;
• Push the button Download (if you see a picture and are confident that the downloaded file is not broken, remove the file Checksum.ini from the folder with the firmware)
• Hooking off the phone to the computer and look forward to the completion of the firmware,
  If everything is correct, then the first run through a red bar status, then purple, yellow and green circle will appear, notifying the success of the operation.
• Turning off the phone from the computer;
• Enjoy.

Instruction in the pictures here . 

Firmware Lenovo A390: here
Download A390_ROW_S316_130730: here