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Samsung Galaxy S25 (SM-S931B) Android 16 firmware update S931BXXS7BYK3 – Brazil | SamFrew

Home / Devices / Galaxy S25 / SM-S931B / ZTA

Galaxy S25

SM-S931B

Release S931BXXS7BYK3

Brazil · ZTAAndroid 16Built 11/7/2025

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ZTA-S931BXXS7BYK3-20251129053930.zip

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File size23.3 GB

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This file is also the factory firmware for this release.

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: S931BXXS7BYK3
CSC: S931BOWO7BYK3
Country: Brazil
Changelist: 31998945
Build date: 11/7/2025
Added to Samfrew: 12/1/2025

Supported networks

Brazil · CSC ZTA · 1 carrier in 1 country

What is CSC?

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

Claro

MCCMNC72405NWIDNW00243

5G 23005G 26005G 3500LTE 700LTE 1800LTE 2600UMTS 850UMTS 2100GSM 900GSM 1800