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Samsung Galaxy S25 (SM-S931U1) Android 16 firmware update S931U1UES8BZBB – USA | SamFrew

Home / Devices / Galaxy S25 / SM-S931U1 / ATC

Galaxy S25

SM-S931U1

Release S931U1UES8BZBB

USA · ATCAndroid 16Built 3/6/2026

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ATC-S931U1UES8BZBB-20260324085632.zip

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File size16.6 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: S931U1UES8BZBB
CSC: S931U1OYM8BZBB
Country: USA
Changelist: 31998945
Build date: 3/6/2026
Added to Samfrew: 3/25/2026

Supported networks

USA · CSC ATC · 3 carriers in 2 countries

What is CSC?

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

Altice USA Wireless, Inc.MVNO

MCCMNC313390NWIDNW01879

Roaming partners (2)

TEST

MCCMNC00101NWIDNW01961

Test network

ATC

MCCMNC208090NWIDNW01879