SM-A315G 2 countries Android 12

Samsung Galaxy A31 A315GZHS2DWA2 Firmware

Name: Samsung Galaxy A31 (SM-A315G)
Brand: Samsung
Availability: InStock

Samsung Galaxy A31 A315GZHS2DWA2 is an Android 12 firmware for Hong Kong SAR China (TGY), Taiwan (BRI). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build A315GDXS2DWA1 https://samfirm.shop/build/A315GDXS2DWA1: security patch 2023-01-01 instead of 2022-11-01. A newer build for SM-A315G is available: A315GDXU5DXJ6 https://samfirm.shop/build/A315GDXU5DXJ6.

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Android 12

OS Version

2023-01-17

Build Date

2023-01-01

Security patch

Countries

CSC codes

Bootloader binary

Bootloader binary 2. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy A31 use bootloader binary 5 (latest: A315GDXU5DXJ6). If your device already runs binary 5, this build cannot be flashed.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Will it work on my device?

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.

MODEM/CP Version: A315GZHS2DWA2

Model	Region	CSC Version	Release date	Size	File name	Download
SM-A315G	BRI Taiwan TGY Hong Kong SAR China	A315GOZS2DWA2	2023-01-18	5.064 GiB	SM-A315G_3_20230112065411_wsm7wq5y45_fac.zip

How to flash A315GZHS2DWA2

A315GZHS2DWA2 has bootloader binary 2. Your device must run binary 2 or lower: it is the 5th character from the end of your current build number.
CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
The Download Mode key combo depends on the model: see all combos.

Full flashing guide

Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

What's new in A315GZHS2DWA2

• The latest Android security patch has been applied.
- Device security has been further enhanced.

Rollout of A315GZHS2DWA2 by region

Samsung released this build in all regions (2) on the same day, January 18, 2023.

Device specifications

Display diagonal16.3 cm (6.4")
Display resolution2400 x 1080 pixels
Display typeSAMOLED
Processor frequency2 GHz
RAM4 GB
Rear camera resolution48 MP
Rear camera typeQuad camera
Battery capacity5000 mAh
Weight185 g

Frequently Asked Questions

A315GZHS2DWA2 is Android 12 firmware for Samsung Galaxy A31, released for Hong Kong SAR China (TGY), Taiwan (BRI). It includes the 2023-01-01 security patch. Samsung built it on 2023-01-17.

No. A newer build for SM-A315G is available: A315GDXU5DXJ6. Install it instead of A315GZHS2DWA2 unless you need this exact version. The previous build was A315GDXS2DWA1.

Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 5.064 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy A31 must be on bootloader binary 2 or lower.

This build uses bootloader binary 2. It can be flashed on a Samsung Galaxy A31 running binary 2 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 11 other builds of this model use the same binary, so you can switch between them in both directions.