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Samsung Galaxy A3 (2016) (SM-A310M) — Region CTP

Latest A310MUBS3CTI2 • Android 5.1.1 • Oct 2020

Samsung Galaxy A3 (2016) (SM-A310M) Firmware Overview

What is the latest SM-A310M firmware?

A310MUBS3CTI2, released October 14, 2020 for region CTP with Android 5.1.1. It is a security update on bootloader binary 3. The archive holds 1 official build for this region.

Is the Samsung Galaxy A3 (2016) still getting updates?

Most likely not: there has been no new firmware since October 2020, so Android 5.1.1 is the last version this model got. The final builds below are still the best choice for a clean reinstall.

Can I downgrade the SM-A310M firmware?

Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 3:

SM-A310M firmware for region CTP

Build / PDA Bit Region (CSC) Android Date Download Link
A310MUBS3CTI2
Security update
3 CTP
5.1.1
2020-10-14 Download

How to Flash SM-A310M Firmware

Put the Samsung Galaxy A3 (2016) into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 3 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.