Galaxy S21 5G

SM-G991B

Firmware G991BXXSJHZA6

South Africa · XFVAndroid 15Built Jan 21, 2026

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: G991BXXSJHZA6
CSC: G991BOXMJHZA6
Country: South Africa
Changelist: 30959686
Build date: Jan 21, 2026
Upload date: Jan 29, 2026
File name: XFV-G991BXXSJHZA6-20260129161520.zip

Supported networks

South Africa · CSC XFV · 9 carriers in 2 countries

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

Cell C

MCCMNC65507NWIDNW00198

Cell C (Pty) Ltd

LTE 1800LTE 2100UMTS 900GSM 900GSM 1800

Cell C

MCCMNC65507NWIDNW01433

Cell C (Pty) Ltd

LTE 1800LTE 2100UMTS 900GSM 900GSM 1800

Cell C

MCCMNC65508NWIDNW00198

Cell C (Pty) Ltd

MTN

MCCMNC65510NWIDNW00807

MTN Group

5G 7005G 18005G 21005G 35005G 28000LTE 900LTE 1800LTE 2100UMTS 900UMTS 2100GSM 900

MTN

MCCMNC65510NWIDNW02260

MTN Group

5G 7005G 18005G 21005G 35005G 28000LTE 900LTE 1800LTE 2100UMTS 900UMTS 2100GSM 900

rain

MCCMNC65573NWIDNW02205

Wireless Business Solutions (Pty) Ltd

rain

MCCMNC65538NWIDNW02205

Wireless Business Solutions (Pty) Ltd

rain

MCCMNC65574NWIDNW02205

Wireless Business Solutions (Pty) Ltd

Telkom

MCCMNC65502NWIDNW01275

Telkom SA SOC Ltd

5G 3500LTE 1800TD-LTE 2300UMTS 2100GSM 1800

Vodacom

MCCMNC65501NWIDNW01455

5G 7005G 3500LTE 900LTE 1800LTE 2100LTE 5200LTE 5800UMTS 2100GSM 900GSM 1800

Roaming partners (1)

Vodacom

MCCMNC65101NWIDNW01472

Vodacom Lesotho (Pty) Ltd

5G 3500LTE 800LTE 1800UMTS 2100GSM 900