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Samsung Galaxy S25 (SM-S931B) Android 17 firmware update S931BXXSDDZJ1 – Serbia | SamFrew

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

Galaxy S25

SM-S931B

Firmware S931BXXSDDZJ1

Serbia · TOPAndroid 17Built Oct 7, 2026

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File size29.4 GB

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Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: S931BXXSDDZJ1
CSC: S931BOXMDDZJ1
Country: Serbia
Changelist: 34344539
Build date: Oct 7, 2026
Upload date: Oct 7, 2026
File name: SM-S931B_4_20261007235701_vkbxto1rho_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI: 9.0
Android: 17 (API 37)
Security patch: Oct 5, 2026
Bootloader: D (13)
Chipset: Snapdragon 8 Elite
Codename: pa1q
Launched with: Android 15
Apps: 64-bit only
Vendor base: Android 15
Build number: CP2A.260605.016.S931BXXSDDZJ1
Kernel: 6.6.127-android15-8-p87b1ce1-abogkiS931BXXSDDZJ1-4k

Supported networks

Serbia · CSC TOP · 1 carrier in 1 country

What is CSC?

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

A1 SRB

MCCMNC22005NWIDNW02073

A1 Srbija d.o.o.

LTE 800LTE 1800UMTS 2100GSM 900GSM 1800