SM-A266M Firmware

PDAA266MUBS7BZA3

AROAndroid 16Released 1/12/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: A266MUBS7BZA3
CSC: A266MOWO7BZA3
Country: Argentina
Changelist: 31998945
Upload date: 1/29/2026
Package size: 7.8 GB (8344161808 bytes)
File name: ARO-A266MUBS7BZA3-20260129230821.zip

Networks supported by this firmware

ArgentinaCSC code ARO8 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.

Claro

MCCMNC722310NWIDNW00301

AMX Argentina S.A.

GSM 1900

Claro AR

MCCMNC72231NWIDNW00301

Movistar

MCCMNC72207NWIDNW00789

Telefónica Móviles Argentina S.A.

Movistar

MCCMNC722070NWIDNW00789

Telefónica Móviles Argentina S.A.

GSM 1900

Movistar & Tuenti

MCCMNC722010NWIDNW01967

Telefónica Móviles Argentina S.A.

5G 3500LTE 700LTE 1700LTE 2600UMTS 850UMTS 1900GSM 850GSM 1900

Personal

MCCMNC722341NWIDNW01037

Telecom Personal S.A.

5G 7005G 26005G 3500LTE 700LTE 1700LTE 2600UMTS 850UMTS 1900GSM 850GSM 1900

Personal AR

MCCMNC72234NWIDNW01037

Tuenti

MCCMNC72201NWIDNW01967

Telefónica Móviles Argentina S.A.