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Galaxy S21 5G

SM-G991B Firmware

Latest firmware

PDAG991BXXSJHZC2

CAUAndroid 15Released 3/9/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: G991BXXSJHZC2
CSC: G991BOXMJHZC2
Country: Georgia
Changelist: 30959686
Upload date: 3/24/2026
Package size: 8.4 GB (9064413840 bytes)
File name: CAU-G991BXXSJHZC2-20260324134330.zip

CAU CSC Breakdown

Network ID

NW00094

Network Name

AZERCELL

Network Country

Azerbaijan

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW00096

Network Name

Bakcell

Network Country

Azerbaijan

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 1800

Network ID

NW00834

Network Name

Nar

Network Country

Azerbaijan

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW02200

Network Name

Naxtel

Network Country

Azerbaijan

Network Bands

CDMA 800 / LTE 800 / LTE 900 / LTE 1800

Network ID

NW00526

Network Name

Geocell

Network Country

Georgia

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW00698

Network Name

Magticom

Network Country

Georgia

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800

Network ID

NW02270

Network Name

Cellfie Mobile

Network Country

Georgia

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 800

Network ID

NW01987

Network Name

UCOM

Network Country

Armenia

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2600

Network ID

NW02330

Network Name

VIVA Armenia

Network Country

Armenia

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 2600

Network ID

NW02159

Network Name

Team

Network Country

Armenia

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 450 / LTE 1800