Download Symphony W21 Firmware (Flash File)

Here you can download MediaTek MT6572 based Scatter Stock Firmware for the Symphony W21 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: MediaTek MT6572.
[*] Driver: MTK USB Driver.
[*] Flash Tool: Smart Phone Flash Tool.

Firmware for Symphony W21

Platform: 2G Version

Build Number: W21_0_XXX_V01.0_M20_05
Android Version: v4.4.2 (KitKat)
Download Size: 540 MB


Build Number: W21_0_XXX_V01.0_M20_07
Android Version: v4.4.2 (KitKat)
Download Size: 533 MB


Build Number: W21_1_XXX_V01.0_M20_05
Android Version: v4.4.2 (KitKat)
Download Size: 302 MB


Platform: 3G Version

Build Number: W21_0_3G_V01.1_KK_07_2100
Android Version: v4.4.2 (KitKat)
Download Size: 512 MB


Build Number: W21_1_3G_V01.1_KK_05
Android Version: v4.4.2 (KitKat)
Download Size: 516 MB


Build Number: W21_1_3G_V01.1_KK_06
Android Version: v4.4.2 (KitKat)
Download Size: 516 MB


Symphony W21 Flash Tool & USB Driver

Flash Tool for Symphony W21

Symphony W21 USB Driver


[*] Backup: During the flashing process SP Flash Tool will erase user data from the phone. So you need to backup for restoring those files on your device.

[*] Device Information: The Symphony W21 phone powered by MediaTek MT6572 CPU. So you need to use MTK SP Flash Tool and MTK USB Driver to flash Firmware on this device.

[*] Flashing Information: You should use only the “Firmware Upgrade” option in SP Flash Tool when you want to reinstall or upgrade the Software of your device. – “Format + Download” option only for Engineering Purposes.