Download Micromax S300 Firmware (Flash File)
Here you can download Spreadtrum SC7715 based PAC Stock Firmware for the Micromax S300 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 SC7715.
[*] Driver: SPD SCI Android USB Driver.
[*] Flash Tool: SPD Upgrade Tool.
Firmware for Micromax S300
Build Number: MMX_S300_SW_1.5.3_HW_1.0.0_20150309
Android Version: v4.4.2 (KitKat)
Download Size: 367 MB
MMX_S300_SW_1.5.3_HW_1.0.0_20150309
Build Number: MMX_S300_SW_1.5.4_HW_1.0.0_20150729
Android Version: v4.4.2 (KitKat)
Download Size: 384 MB
MMX_S300_SW_1.5.4_HW_1.0.0_20150729
Micromax S300 Flash Tool & USB Driver
Note:
[*] 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 Micromax S300 phone powered by Spreadtrum SC7715 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.