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Samsung Galaxy S21 Ultra 5G (SM-G998B) Android 15 Firmware (G998BXXSHHYJ1) – Romania | SamFrew

Home / Firmware / SM-G998B / COA

Galaxy S21 Ultra 5G

SM-G998B Firmware

PDAG998BXXSHHYJ1

COAAndroid 15Released 10/2/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: G998BXXSHHYJ1
CSC: G998BOXMHHYJ1
Country: Romania
Changelist: 30959686
Upload date: 10/27/2025
Package size: 9.0 GB (9657621856 bytes)
File name: COA-G998BXXSHHYJ1-20251027175851.zip

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Package size9.0 GB

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COA CSC Breakdown

Network ID

NW00347

Network Name

COSMOTE

Network Country

Romania

Network Bands

GSM 900 / GSM 1800 / LTE 800 / LTE 1800 / LTE 2600