Samsung SM-A307FN Auto Patch Firmware
Samsung Galaxy A30s Binary U2 Auto Patch Firmware
Flash With Odin3
Requirements Before Flashing ( Galaxy A30s Flash File)
You will need the following pre-conditions before flashing the firmware with the flash file on Galaxy A30s.
A computer with Internet
Download and install Samsung USB Mobile driver
Samsung A307FN Flash File (Download from HERE).
Odin3 Setup (Download From Here)