SM-A166U1 Firmware

Latest firmware

PDAA166U1UEU7DZEB

AIOAndroid 16Released 5/18/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: A166U1UEU7DZEB
CSC: A166U1OYM7DZEB
Country: USA
Changelist: 33505653
Upload date: 6/4/2026
Package size: 6.4 GB (6872397904 bytes)
File name: AIO-A166U1UEU7DZEB-20260519134911.zip

Networks supported by this firmware

USACSC code AIO3 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.

AT&T

MCCMNC310150NWIDNW00057

AT&T Mobility

UMTS 850UMTS 1900GSM 850

Roaming partners (2)

Internal use

MCCMNC99999NWIDNW00057

TEST

MCCMNC00101NWIDNW00156

Test network