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Samsung Galaxy S21 Ultra 5G (SM-G9980) Android 15 Firmware (G9980ZHSGHZB1) – TGY | SamFrew

Home / Firmware / SM-G9980 / TGY

Firmware G9980ZHSGHZB1

Device Galaxy S21 Ultra 5G

Model SM-G9980

Region TGY

OS Android 15

Release Date 2/25/2026

Upload Date 3/24/2026

PDA G9980ZHSGHZB1

CSC G9980OZSGHZB1

Changelist 30959686

Size 8515802832 bytes (approx. 7.9 GB)