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Samsung Galaxy S21 5G (SM-G991U) Android 15 Firmware (G991USQSJHZAA) – TMB | SamFrew

Home / Firmware / SM-G991U / TMB

Firmware G991USQSJHZAA

Device Galaxy S21 5G

Model SM-G991U

Region TMB

OS Android 15

Release Date 1/19/2026

Upload Date 1/30/2026

PDA G991USQSJHZAA

CSC G991UOYNJHZAA

Changelist 30959686

Size 8416484624 bytes (approx. 7.8 GB)