A310YDVU4CRA3 – Galaxy A3 ⑥ firmware

Build A310YDVU4CRA3 is a feature update for the Galaxy A3 ⑥ (SM-A310Y) on Android 7. It first appeared on Samsung's servers on Feb 21, 2018 (method) and has reached 3 regions so far. It raises the bootloader bit from 3 to 4: once installed, the device no longer accepts firmware with bit 3 or lower, so a downgrade to A310YDVU3CQE2 is blocked. Samsung still serves this file.

Model
SM-A310Y
Android
Android 7
Type
Feature
Bootloader bit
4
First released
Feb 21, 2018
Regions
3

Rollout timeline by region

The date each region code (CSC) first received A310YDVU4CRA3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
TNZNew Zealand (Spark)Feb 21, 2018day 0A310YDVU4CRA3/A310YTNZ4CRA3/A310YDVU4CRA3
VNZNew Zealand (Vodafone)Feb 21, 2018day 0A310YDVU4CRA3/A310YVNZ4CRA3/A310YDVU4CRA3
NZCNew ZealandFeb 21, 2018day 0A310YDVU4CRA3/A310YNZC4CRA3/A310YDVU4CRA3

Download and release notes

samloader download -m SM-A310Y -r TNZ -v A310YDVU4CRA3/A310YTNZ4CRA3/A310YDVU4CRA3

Samsung's release notes and security patch level for this update: SM-A310Y / TNZ on doc.samsungmobile.com. What each part of the build number means: decode A310YDVU4CRA3.