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Samsung Galaxy S24 (SM-S921U) Android 15 Firmware (S921USQS4BYE4) – ATT | SamFrew

Home / Firmware / SM-S921U / ATT

Firmware S921USQS4BYE4

Device Galaxy S24

Model SM-S921U

Region ATT

OS Android 15

Release Date 5/13/2025

Upload Date 5/20/2025

PDA S921USQS4BYE4

CSC S921UOYN4BYE4

Changelist 30959686

Size 13101716336 bytes (approx. 12.2 GB)