Home / Firmware / SM-G991B / AUT

Firmware G991BXXSJHZA6

Device Galaxy S21 5G

Model SM-G991B

Region AUT

Country Switzerland

OS Android 15

Release Date 1/21/2026

Upload Date 1/29/2026

PDA G991BXXSJHZA6

CSC G991BOXMJHZA6

Changelist 30959686

Size 9064371824 bytes (approx. 8.4 GB)

AUT CSC Breakdown

Network ID

NW01197

Network Name

Swisscom

Network Country

Switzerland

Network Bands

UMTS 900 / LTE 700 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 2100 / 5G 3500

Network ID

NW01198

Network Name

Swisscom FL

Network Country

Liechtenstein

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW01176

Network Name

Sunrise

Network Country

Switzerland

Network Bands

UMTS 900 / UMTS 2100 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 3500

Network ID

NW01080

Network Name

Salt

Network Country

Switzerland

Network Bands

UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 3500

Network ID

NW02032

Network Name

Telecom Liechtenstein

Network Country

Liechtenstein

Network Bands

GSM 900 / UMTS 2100 / LTE 800

Network ID

NW01114

Network Name

Salt FL

Network Country

Liechtenstein

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW01417

Network Name

upc ch

Network Country

Belgium

Network Bands

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

Network ID

NW02363

Network Name

GSM-R CH

Network Country

Switzerland

Network Bands

GSM-R 900