Galaxy S25

SM-S931U

Firmware S931USQUDDZJB

Latest

United States · XAAAndroid 17Built Oct 19, 2026

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: S931USQUDDZJB
CSC: S931UOYNDDZJB
Country: United States
Changelist: 34344539
Build date: Oct 19, 2026
Upload date: Nov 5, 2026
File name: SM-S931U_4_20261021160951_nj5ybb654g_fac.zip

Supported networks

United States · CSC XAA · 5 carriers in 2 countries

What is CSC?

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

AT&T

MCCMNC310410NWIDNW02171

AT&T Mobility

5G 8505G 37005G 39000LTE 700LTE 850LTE 1700LTE 1900LTE 2300UMTS 850UMTS 1900GSM 850GSM 1900

AT&T

MCCMNC311180NWIDNW02171

AT&T Mobility

UMTS 850UMTS 1900GSM 850

AT&T

MCCMNC310950NWIDNW02171

AT&T Mobility

GSM 850

AT&T

MCCMNC310410NWIDNW02172

AT&T Mobility

5G 8505G 37005G 39000LTE 700LTE 850LTE 1700LTE 1900LTE 2300UMTS 850UMTS 1900GSM 850GSM 1900

AT&T

MCCMNC311180NWIDNW02172

AT&T Mobility

UMTS 850UMTS 1900GSM 850

AT&T

MCCMNC310950NWIDNW02172

AT&T Mobility

GSM 850

AT&T

MCCMNC310150NWIDNW00057

AT&T Mobility

UMTS 850UMTS 1900GSM 850

Roaming partners (2)

AT&T

MCCMNC310280NWIDNW02171

AT&T Mobility

GSM 1900

AT&T

MCCMNC310280NWIDNW02172

AT&T Mobility

GSM 1900