Download Four S550 Firmware file and follow the procedure to install Four S550 Flash File and fix Four S550 problems.
You are about to download Four S550 stock rom.
You can use this firmware file to flash Four S550.
If also you want to upgrade or downgrade your smartphone, you can use this stock rom.
This firmware flash file can also help to fix a lot of problems on your smartphone.
Some problems like hanging, battery drain, app crashing, and other problems.
You can use this stock rom to remove the locked screen, remove root, fix many system errors, and unbrick Four S550.
Download and instructions
Android version: 5.1
Four Model: S550
Drivers: Four S550 Drivers
Firmware Filename: Axiom_S550_MT6735_V1.2_21042016_5.1.zip
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