SM-A166M firmware for UPO – Uruguay

7 builds for the Galaxy A16 5G in region UPO. The full version string is PDA/CSC/MODEM – you need it to download a specific build.

Version (PDA/CSC/MODEM)ReleasedAndroidTypeBitFile
A166MUBS4BYG1/A166MOWO4BYG1/A166MUBS4BYG1Jul 25, 2025Android 15Security4on server
A166MUBU3BYEC/A166MOWO3BYEC/A166MUBU3BYECJun 16, 2025Android 15Feature3on server
A166MUBS3AYC1/A166MOWO3AYC1/A166MUBS3AYC1Mar 25, 2025Android 14Security3on server
A166MUBS3AYA2/A166MOWO3AYA2/A166MUBS3AYA2Jan 29, 2025Android 14Security3on server
A166MUBU3AXL1/A166MOWO3AXL1/A166MUBU3AXL1Jan 2, 2025Android 14Feature3on server
A166MUBS2AXJ1/A166MOWO2AXJ1/A166MUBS2AXJ1Oct 29, 2024Android 14Security2on server
A166MUBU1AXI8/A166MOWO1AXI8/A166MUBU1AXI8Oct 22, 2024Android 14Feature1on server

Download the latest UPO build

samloader download -m SM-A166M -r UPO -v A166MUBS4BYG1/A166MOWO4BYG1/A166MUBS4BYG1

Changelog and security patch level

Samsung's official release notes for SM-A166M in UPO, including the security patch level of each update: doc.samsungmobile.com/SM-A166M/UPO.

See how to download Samsung firmware and how to flash it. Back to the SM-A166M overview.