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Samsung Galaxy S24 (SM-S921B) Android 16 firmware update S921BXXSHDZH3 – Serbia | SamFrew

Home / Devices / Galaxy S24 / SM-S921B / TOP

Galaxy S24

SM-S921B

Firmware S921BXXSHDZH3

Serbia · TOPAndroid 16Built Aug 14, 2026

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File size18.5 GB

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Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: S921BXXSHDZH3
CSC: S921BOXMHDZH3
Country: Serbia
Changelist: 33419270
Build date: Aug 14, 2026
Upload date: Aug 14, 2026
File name: SM-S921B_4_20260814182951_6qojpn5j16_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI: 8.5
Android: 16 (API 36)
Security patch: Aug 5, 2026
Bootloader: H (17)
Chipset: Exynos 2400
Codename: e1s
Launched with: Android 14
Apps: 64-bit only
Vendor base: Android 14
Build number: BP4A.251205.006.S921BXXSHDZH3
Kernel: 6.1.157-android14-11

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