Firmware Pricing News App

© 2015, 2025 Samfrew.com

Disclaimer: Flashing Samsung firmware is a risky process that can potentially brick your device. By flashing firmware, you are modifying the software on your device, and if anything goes wrong, your device may become unusable.

[email protected] Privacy Policy Terms of Service

Samsung Galaxy S24 (SM-S921U) Android 16 Firmware (S921USQS4CYJ1) – ATT | SamFrew

Home / Firmware / SM-S921U / ATT

Firmware S921USQS4CYJ1

Device Galaxy S24

Model SM-S921U

Region ATT

OS Android 16

Release Date 10/22/2025

Upload Date 10/29/2025

PDA S921USQS4CYJ1

CSC S921UOYN4CYJ1

Changelist 31998945

Size 13416610496 bytes (approx. 12.5 GB)