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Home / Firmware / SM-X306N / KOO

Firmware X306NKOSACZB4

Device Galaxy

Model SM-X306N

Region KOO

OS Android 16

Release Date 2/13/2026

Upload Date 3/24/2026

PDA X306NKOSACZB4

CSC X306NKOOACZB4

Changelist 32144845

Size 7624864800 bytes (approx. 7.1 GB)

Samsung Galaxy (SM-X306N) Android 16 Firmware (X306NKOSACZB4) – KOO | SamFrew