Here you can download Spreadtrum SC9830 based PAC Stock Firmware for the Intex Aqua Eco 4G Android device. The downloadable file High Compressed in an archive, You will get the Flash File after extraction. included contains Flash Tool, USB Driver and how-to Flash manual instructions.
[*] Chipset: Spreadtrum SC9830A.
[*] Driver: SPD SCI Android USB Driver.
[*] Flash Tool: SPD Upgrade Tool.
Firmware for Intex Aqua Eco 4G
Build Number: Intex_Aqua_Eco_4G_V08_Indian_SER
Android Version: v5.1 (Lollipop)
Download Size: 520 MB
Intex Aqua Eco 4G Flash Tool & USB Driver
Flash Tool for Intex Aqua Eco 4G
Intex Aqua Eco 4G USB Driver
[*] Backup: During the flashing process SPD Flash Tool will erase user data from the phone. So you need to backup for restoring those files on your device.
[*] Device Information: The Intex Aqua Eco 4G phone powered by Spreadtrum SC9830 CPU. So you need to use SPD Flash Tools and SPD USB Driver to flash Firmware on this device.
[*] Flashing Information: You can try different types of SPD Flash Tools to flash this Pac file if you see any of them show interrupted in flashing. The following Tools are Upgrade Download, Research Download, and Factory Download.