SM-X356N Firmware

PDAX356NKOU3BYJ4

KOOAndroid 16Released 10/24/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: X356NKOU3BYJ4
CSC: X356NKOO3BYJ4
Country: KOREA
Changelist: 32144845
Upload date: 10/30/2025
Package size: 7.3 GB (7798591424 bytes)
File name: KOO-X356NKOU3BYJ4-20251027091311.zip

Networks supported by this firmware

KOREACSC code KOO3 carriers in 1 country

What is CSC?

CSC stands for Consumer Software Customization (sometimes "Country Sales Code"). Samsung firmware ships with carrier- and region-specific configs; the networks listed below are what this CSC was built to support out of the box.

LG U+

MCCMNC45006NWIDNW00680

LG Uplus

5G 3500LTE 850LTE 2100LTE 2600

LG U+

MCCMNC45006NWIDNW00681

LG Uplus

5G 3500LTE 850LTE 2100LTE 2600

olleh

MCCMNC45008NWIDNW00649

LTE 900LTE 1800LTE 2100UMTS 2100

olleh

MCCMNC45008NWIDNW00650

LTE 900LTE 1800LTE 2100UMTS 2100

SKTelecom

MCCMNC45005NWIDNW01125

SK Telecom

5G 3500LTE 850LTE 1800LTE 2100LTE 2600UMTS 2100

SKTelecom

MCCMNC45005NWIDNW01126

SK Telecom

5G 3500LTE 850LTE 1800LTE 2100LTE 2600UMTS 2100