Download Symphony i21 Firmware Flash File and learn how you can use this firmware file to restore your Symphony i21.
On this page, you will learn how you can use this Symphony i21 stock rom.
You can use this firmware file to restore Symphony i21, downgrade or upgrade Symphony i21.
You can use it to reset Symphony i21 lock screen, fix bootloop on Symphony i21.
This flash file for Symphony i21 can help fix the hanging logo, system errors and unbrick your phone.
This firmware is strictly for Symphony i21, do not try it elsewhere.
Downloads and requirements:
Symphony Model: i21
Android firmware version: 6.0
Filename: Symphony_i21_SP7731GEA_6.0_SPD.zip
Firmware file size: 873 MB
How to install this Symphony i21 Firmware Flash File?