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Galaxy S21 5G

SM-G991B Firmware

PDAG991BXXSEGXL2

ECTAndroid 14Released 12/31/2024

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: G991BXXSEGXL2
CSC: G991BOXMEGXL2
Country: Nigeria
Changelist: 28579955
Upload date: 1/22/2025
Package size: 8.1 GB (8747950656 bytes)
File name: ECT-G991BXXSEGXL2-20250122132810.zip

ECT CSC Breakdown

Network ID

NW00818

Network Name

MTN Nigeria

Network Country

Nigeria

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 2600 / TD-LTE 3500 / 5G 3500

Network ID

NW01152

Network Name

Smile NG

Network Country

Nigeria

Network Bands

LTE 800

Network ID

NW00536

Network Name

Glo Mobile

Network Country

Nigeria

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 700

Network ID

NW00065

Network Name

Airtel

Network Country

Nigeria

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW00108

Network Name

9mobile

Network Country

Nigeria

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW00825

Network Name

MtnLonestarcell

Network Country

Liberia

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE

Network ID

NW00874

Network Name

ntel Nigeria

Network Country

Nigeria

Network Bands

LTE 900 / LTE 1800

Network ID

NW02316

Network Name

MTN Benin

Network Country

Benin

Network Bands

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