Galaxy A16 5G (SM-A166U) Firmware - Samsung Firmware Monitor

Galaxy A16 5G

Device Information

Model	SM-A166U
Last Update	2025-10-31 12:12:12

Firmware Summary

This device has 7 firmware versions across multiple regions.

Last firmware check: 2025-10-31 12:12:12

Available Firmware Versions

Latest

2025-10-31 5 regions BL: S3 Date: 2025.10 Version: 2.1

Available in these regions:

UNITED STATES OF AMERICA AT&T

UNITED STATES OF AMERICA COMCAST

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA TMOBILE

UNITED STATES OF AMERICA USCELLULAR

2025-09-01 5 regions BL: U3 Date: 2025.09 Version: 2.12

Available in these regions:

UNITED STATES OF AMERICA TMOBILE

UNITED STATES OF AMERICA COMCAST

UNITED STATES OF AMERICA USCELLULAR

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA AT&T

2025-06-30 5 regions BL: S2 Date: 2025.06 Version: 1.3

Available in these regions:

UNITED STATES OF AMERICA TMOBILE

UNITED STATES OF AMERICA AT&T

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA COMCAST

UNITED STATES OF AMERICA USCELLULAR

2025-06-01 5 regions BL: S3 Date: 2025.06 Version: 1.4

Available in these regions:

UNITED STATES OF AMERICA TMOBILE

UNITED STATES OF AMERICA COMCAST

UNITED STATES OF AMERICA USCELLULAR

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA AT&T

2025-05-01 5 regions BL: U2 Date: 2025.05 Version: 1.13

Available in these regions:

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA AT&T

UNITED STATES OF AMERICA USCELLULAR

UNITED STATES OF AMERICA TMOBILE

UNITED STATES OF AMERICA COMCAST

2025-03-01 4 regions BL: S2 Date: 2025.03 Version: 0.9

Available in these regions:

UNITED STATES OF AMERICA COMCAST

UNITED STATES OF AMERICA USCELLULAR

UNITED STATES OF AMERICA

UNITED STATES OF AMERICA AT&T

2025-03-01 1 regions BL: S2 Date: 2025.03 Version: 0.10

Available in these regions:

UNITED STATES OF AMERICA TMOBILE

Download Firmware with GNSF

You can download firmware files using GNSF (Get New Samsung Firmware), a tool that allows direct firmware downloads from Samsung servers.

Download GNSF Tool

GUI Version (Windows) Console Version (Windows) GNSF Tool Info

Quick Command for This Device

Replace YOUR_IMEI with your device's IMEI and XAA with your region code.

Additional Options

-v VERSION - Specify version
--resume - Resume downloads
--no-decrypt - Skip decryption

IMEI Important: You should enter your complete IMEI number. While GNSF can attempt to generate missing digits if you provide only the first 8+ digits, this may not be sufficient for downloading firmware in all cases. Using your full IMEI ensures the highest success rate.

Important Flashing Info

To Keep Your Data When Flashing:

Always use HOME_CSC file instead of regular CSC file in Odin's CSC slot!

Region Compatibility:

You can safely flash firmware from any region (CSC) to your phone. In 99% of cases, it doesn't affect functionality and just updates the firmware version.

Firmware Components:

AP - System files
BL - Bootloader
CP - Modem/baseband
CSC - Region configuration (wipes data)
HOME_CSC - Region config (keeps data)

Detailed Flashing Guide