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Home / Firmware / SM-G9980 / CHC

Firmware G9980ZCSGHZB1

Device Galaxy S21 Ultra 5G

Model SM-G9980

Region CHC

OS Android 15

Release Date 2/25/2026

Upload Date 3/24/2026

PDA G9980ZCSGHZB1

CSC G9980CHCGHZB1

Changelist 2370837

Size 10545870576 bytes (approx. 9.8 GB)

Samsung Galaxy S21 Ultra 5G (SM-G9980) Android 15 Firmware (G9980ZCSGHZB1) – CHC | SamFrew