SM-S721U1 Firmware

PDAS721U1UES8CYK3

DSHAndroid 16Released 11/10/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: S721U1UES8CYK3
CSC: S721U1OYM8CYK3
Country: USA
Changelist: 31998945
Upload date: 11/24/2025
Package size: 11.5 GB (12393311744 bytes)
File name: DSH-S721U1UES8CYK3-20251124183741.zip

Networks supported by this firmware

USACSC code DSH3 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.

T-Mobile

MCCMNC310240NWIDNW02086

GSM 1900

T-Mobile

MCCMNC310240NWIDNW02085

GSM 1900

Roaming partners (2)

Internal use

MCCMNC99999NWIDNW02086

TEST

MCCMNC00101NWIDNW00156

Test network