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Samsung Galaxy S21 5G (SM-G991B) Android 15 Firmware (G991BXXSJHZC2) – COSTA RICA | SamFrew

Home / Firmware / SM-G991B / CRC

Galaxy S21 5G

SM-G991B Firmware

Latest firmware

PDAG991BXXSJHZC2

CRCAndroid 15Released 3/9/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: G991BXXSJHZC2
CSC: G991BOWOJHZC2
Country: COSTA RICA
Changelist: 30959686
Upload date: 3/24/2026
Package size: 8.5 GB (9083733312 bytes)
File name: CRC-G991BXXSJHZC2-20260325042731.zip

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Package size8.5 GB

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CRC CSC Breakdown

Network ID

NW00258

Network Name

Claro CR

Network Country

Costa Rica

Network Bands

GSM 1800 / UMTS 2100 / LTE 1800