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Home / Firmware / SM-F721U / ATT

Firmware F721USQS8IZA1

Device Galaxy Z Flip4

Model SM-F721U

Region ATT

OS Android 16

Release Date 1/7/2026

Upload Date 1/27/2026

PDA F721USQS8IZA1

CSC F721UOYN8IZA1

Changelist 31998945

Size 9858700512 bytes (approx. 9.2 GB)

Samsung Galaxy Z Flip4 (SM-F721U) Android 16 Firmware (F721USQS8IZA1) – ATT | SamFrew