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Home / Firmware / SM-S921U / ATT

Firmware S921USQU4BYD9

Device Galaxy S24

Model SM-S921U

Region ATT

OS Android 15

Release Date 4/15/2025

Upload Date 4/29/2025

PDA S921USQU4BYD9

CSC S921UOYN4BYD9

Changelist 30959686

Size 13101587760 bytes (approx. 12.2 GB)

Samsung Galaxy S24 (SM-S921U) Android 15 Firmware (S921USQU4BYD9) – ATT | SamFrew