SM-A166U1 Firmware

PDAA166U1UES3BYF4

DSHAndroid 15Released 7/1/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: A166U1UES3BYF4
CSC: A166U1OYM3BYF4
Country: USA
Changelist: 31154426
Upload date: 7/29/2025
Package size: 5.9 GB (6345800560 bytes)
File name: DSH-A166U1UES3BYF4-20250729004830.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