Samsung Galaxy A3 (SM-A300Y) Firmware Overview
What is the latest SM-A300Y firmware?
A300YDVU1CQD1, released May 19, 2017 for region TEL with Android 6.0.1. It is a feature update on bootloader binary 1. The archive holds 2 official builds for this region.
Is the Samsung Galaxy A3 still getting updates?
Most likely not: there has been no new firmware since May 2017, so Android 6.0.1 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-A300Y firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 1:
- Binary 1 — since Apr 2017
SM-A300Y firmware for region TEL
How to Flash SM-A300Y Firmware
Put the Samsung Galaxy A3 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 1 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.