Home / Firmware / SM-G991B / XID

Firmware G991BXXSJHZC2

Device Galaxy S21 5G

Model SM-G991B

Region XID

Country INDONESIA

OS Android 15

Release Date 3/9/2026

Upload Date 3/19/2026

PDA G991BXXSJHZC2

CSC G991BOLEJHZC2

Changelist 30959686

Size 8271854800 bytes (approx. 7.7 GB)

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XID CSC Breakdown

Network ID

NW00599

Network Name

Indosat

Network Country

Indonesia

Network Bands

GSM 900 / GSM 1800 / LTE 900 / LTE 1800 / 5G 1800

Network ID

NW00601

Network Name

Indosat M3

Network Country

Indonesia

Network Bands

GSM 900 / GSM 1800

Network ID

NW01272

Network Name

Telkomsel

Network Country

Indonesia

Network Bands

GSM 900 / GSM 1800 / LTE 900 / LTE 1800 / TD-LTE 2300 / 5G 2300

Network ID

NW01557

Network Name

Network Country

Indonesia

Network Bands

GSM 900 / GSM 1800 / LTE 900 / LTE 1800 / 5G 1800 / 5G 2100

Network ID

NW00005

Network Name

Network Country

Indonesia

Network Bands

GSM 1800 / LTE 1800

Network ID

NW00091

Network Name

Axis

Network Country

Indonesia

Network Bands

GSM 1800 / UMTS 2100

Network ID

NW00224

Network Name

BOLT! Super 4G

Network ID

NW01141

Network Name

Smartfren

Network Country

Indonesia

Network Bands

LTE 850 / TD-LTE 2300