✓ Verified Hardware SM-A315F 🔧 Stock Rom 📅 Feb 28, 2024

Samsung Galaxy A31 (6GB RAM) (SM-A315F) Factory Stock Firmware – Version A315FXXS5DXB3 for Android 12

Verified firmware package • 6 GB • Released Feb 28, 2024 • Compatible with Android 12 • Stable Production Build.

⚡ Download Stock Firmware

SM-A315F

Download genuine Galaxy A31 (6GB RAM) stock firmware update (A315FXXS5DXB3). This package contains the verified, unmodified factory ROM for model SM-A315F (Region: India (INS)), released directly by Samsung.

Firmware Package Specifications

Device: Galaxy A31 (6GB RAM)
Model Code: SM-A315F
Region / CSC: India (INS)
PDA / Build Number: A315FXXS5DXB3
Operating System: Android 12
Security Patch Level: 2024-02-01
Release Date: 2024-02-28
Archive File Size: 5.53 GB (5,936,590,656 bytes)

Manufacturer Changelog & Security Fixes

· The security of your device has been improved.

Odin 4-File Flashing Slots

This firmware package includes all 4 standard factory Odin partitions for safe system recovery and unbricking:

BL (Bootloader): Flashes the bootloader and primary hardware initialization tables.
AP (System Image): Contains the system OS, vendor files, and One UI user interface.
CP (Modem / Phone): Flashes the cellular baseband radio and Wi-Fi modem firmware.
CSC (Carrier Config): Select CSC_* to perform a clean factory wipe, or select HOME_CSC_* to upgrade firmware without losing your photos, apps, or settings.

Quick flashing overview for Galaxy A31 (6GB RAM)

Download & Extract: Download the verified A315FXXS5DXB3 package for Galaxy A31 (6GB RAM) (SM-A315F) and extract the tar.md5 binaries.
Boot Download Mode: Turn off device. Hold Volume Down + Volume Up simultaneously while connecting the USB-C cable to your PC, then press Volume Up at the turquoise warning screen.
Odin Slot Mapping: Open Odin 3.14.4 as Administrator. Assign BL, AP, CP, and CSC slots (HOME_CSC to preserve personal data, or CSC for a clean factory wipe).
Execute & Reboot: Click Start in Odin. Await the green PASS! confirmation (approx. 4–7 minutes) until your device automatically restarts.

Verified Master Guide ⏱️ 7 min read

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Follow our verified, in-depth tutorial with detailed visual steps, prerequisite checklists, Download Mode instructions, and solutions for common errors.

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Platform Note: These instructions apply to systems running Android 12. Verify compatibility before proceeding.

Compatibility and scope

File type: Firmware
Version: A315FXXS5DXB3
Supported OS: Android 12
System architecture: ARM64-V8A
Download size: 6 GB
Release date: Feb 28, 2024

Samsung Galaxy A31 (6GB RAM) (SM-A315F) firmware version A315FXXS5DXB3 (Galaxy A31 (6GB RAM) Factory Stock Firmware) supports Android 12 on ARM64-V8A systems.

📜 Galaxy A31 (6GB RAM) Firmware Release History & Changelog Archive

Firmware update chronicle, OS version progression, and security patch trajectory for SM-A315F (Region: India (INS)):

22 Verified Builds

💡 Click Changelog details to expand verified release notes (Scroll horizontally on smaller screens →)

Build Number (PDA) & Changelog	Android OS	Release Date	Security Patch	Status
A315FXXS5DXB3 Changelog details (1 notes) · The security of your device has been improved.	Android 12	Feb 28, 2024	🛡️ Feb 2024	✓ Active
A315FXXU4DWI2 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 12	Sep 26, 2023	🛡️ Aug 2023	Previous
A315FXXU4DWH4 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 12	Aug 25, 2023	🛡️ Aug 2023	Previous
A315FXXU2DWB3 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 12	Mar 14, 2023	🛡️ Feb 2023	Previous
A315FXXS2DWA2 Changelog details (1 notes) · The security of your device has been improved.	Android 12	Jan 19, 2023	🛡️ Jan 2023	Previous
A315FXXU1DVG8 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 12	Aug 18, 2022	🛡️ Jul 2022	Previous
A315FXXU1DVF1 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 12	Jun 29, 2022	🛡️ Apr 2022	Previous
A315FXXU1DVD8 Changelog details (10 notes) One UI 4.1 Upgrade (Android 12) One UI 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever. Check out the changes below. Color palette Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone. Privacy One UI 4.1 offers strong privacy protection to make sure your personal information doesn’t fall into the wrong hands. Permission info at a glance See when each app accesses sensitive permissions such as Location, Camera, or Microphone in Permission usage. You can deny permissions for any apps you don’t feel comfortable with. Camera and microphone indicators	Android 12	May 17, 2022	🛡️ Apr 2022	Previous
A315FXXU1CVA1 Changelog details (2 notes) Overall stability of your device has been improved. The security of your device has been improved.	Android 11	Feb 24, 2022	🛡️ Jan 2022	Previous
A315FXXU1CUK4 Changelog details (1 notes) The security of your device has been improved.	Android 11	Dec 17, 2021	🛡️ Nov 2021	Previous
A315FXXS1CUK2 Changelog details (1 notes) The security of your device has been improved.	Android 11	Dec 09, 2021	🛡️ Nov 2021	Previous
A315FXXU1CUH3 Changelog details (1 notes) The security of your device has been improved.	Android 11	Oct 13, 2021	🛡️ Aug 2021	Previous
A315FXXU1CUH2 Changelog details (1 notes) Overall stability of functions improved.	Android 11	Aug 23, 2021	🛡️ Jul 2021	Previous
A315FXXU1CUF5 Changelog details (5 notes) Enhanced Quick Share Improve file sharing between Galaxy devices using Quick Share. Wi-Fi connectivity and stability have been improved. Overall stability of functions improved. The security of your device has been improved.	Android 11	Jun 24, 2021	🛡️ May 2021	Previous
A315FXXU1CUD4 Changelog details (10 notes) One UI 3.1 Upgrade (Android 11) One UI 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing. Scroll down for a full list of changes. Visual design We’ve refreshed the look and feel of One UI 3.1 in lots of ways, big and small, from new, more consistent icons to smarter organization of the quick panel and notifications. Motion is smoother and more natural than ever, with improved animations and haptic feedback for common interactions. And the interface responds to different screen sizes to provide the best experience on any device, whether it’s a phone, foldable, or tablet. Improved performance We optimized One UI 3.1 with enhanced dynamic memory allocation, so apps run faster and perform better. We’ve also restricted background activities to provide better performance and power usage. Better customization New image categories have been added to Dynamic Lock screen, and you can select up to 5 categories at once. On the Lock screen, you can add a widget to check your usage time.	Android 11	May 05, 2021	🛡️ Apr 2021	Previous
A315FXXU1BUA2 Changelog details (1 notes) · The security of your device has been improved.	Android 10	Feb 18, 2021	🛡️ Feb 2021	Previous
A315FXXU1BTK3 Changelog details (1 notes) · The security of your device has been improved.	Android 10	Dec 14, 2020	🛡️ Nov 2020	Previous
A315FXXS1ATJ2 Changelog details (1 notes) · The security of your device has been improved.	Android 10	Oct 22, 2020	🛡️ Oct 2020	Previous
A315FXXU1ATH2 Changelog details (4 notes) The stability of Touch screen has been improved. The stability of Fingerprint sensor has been improved. The stability of Camera has been improved. The security of your device has been improved.	Android 10	Aug 13, 2020	🛡️ Jul 2020	Previous
A315FXXU1ATG1 Changelog details (4 notes) The stability of Fingerprint sensor has been improved. The stability of Message has been improved. The following functions have been deleted : MirrorLink The security of your device has been improved.	Android 10	Jul 17, 2020	🛡️ Jul 2020	Previous
A315FXXU1ATE4 Changelog details (4 notes) Added new feature. - Music Share The stability of Edge panel has been improved. The stability of Touch screen has been improved. The security of your device has been improved.	Android 10	Jun 11, 2020	🛡️ Jun 2020	Previous
A315FXXU1ATCH Changelog details (1 notes) · The security of your device has been improved.	Android 10	Jun 09, 2020	🛡️ Mar 2020	Previous

Support & Repair Information

🛠️ Need Hardware Repair or Diagnostic Assistance?

If your Galaxy A31 (6GB RAM) is experiencing physical damage, battery degradation, screen flickering, charging port faults, or motherboard issues that cannot be resolved through software or user manuals, contact support assistance:

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🔋 Battery Replacement Certified battery health diagnostics and fresh battery replacement.

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📋 Package Specifications & Build Details

Verified firmware binary structure and component tags for Galaxy A31 (6GB RAM):

✓ Verified Build

Build Number (PDA) A315FXXS5DXB3

CSC Build Code A315FODM5DXB3

Baseband / Modem (CP) A315FXXS5DXB3

Operating System Android 12

Release Date February 28, 2024

Security Patch Level 🛡️ February 2024

Package Format 📦 4-File Factory Binary (.zip)

Total Package Size 💾 5.53 GB

Archive Structure & Odin Slot Guide

BL: Bootloader binary

AP: System core & recovery

CP: Modem & baseband

CSC: Regional carrier configuration

✨ Build Highlights

· The security of your device has been improved.

Frequently asked questions

Quick Answers

When should I update firmware on Galaxy A31 (6GB RAM)?

One UI firmware updates provide Android security patches, new operating system features, bug fixes, and battery optimizations.

How can I update firmware on Galaxy A31 (6GB RAM)?

You can update over-the-air (OTA) via Settings → Software update, or perform a complete verified system update via PC using Samsung Smart Switch.

Will updating firmware erase my user data?

Standard OTA and Smart Switch updates preserve your user data. However, performing a full backup before major OS updates is always recommended.

Download Galaxy A31 (6GB RAM) Factory Stock Firmware

Verified package for Galaxy A31 (6GB RAM) • Version A315FXXS5DXB3 • Released Feb 28, 2024:

⚡ High-Speed Download (6 GB) 📱 Odin-Ready ZIP 📦 4-File Factory Binary 🌐 Dual Cloud Mirrors

🔒 SHA-256 Verified ⚡ Fast Cloud Delivery 🛡️ 100% Clean & Verified ✓ Factory Stock Package

⚡

Odin Flashing Toolkit & Slot Guide

✓ Official 4-File Binary

To flash this official stock ROM package on Galaxy A31 (6GB RAM) (SM-A315F), use the verified companion tools and slot mapping below:

🛠️ Odin Flash Tool v3.14.4 Official Windows flashing utility for Samsung Android firmware.

Download & Guide →

🔌 Samsung USB Driver Enables PC detection in Download Mode (Odin ID:COM port).

Download USB Drivers →

🛡️ Samsung Smart Switch Full desktop device backup before performing a firmware flash.

Download Smart Switch →

Odin 4-File Slot Mapping

BL (Bootloader) Select file starting with BL_...

AP (System Image) Select file starting with AP_...

CP (Modem / Radio) Select file starting with CP_...

CSC or HOME_CSC HOME_CSC retains data; CSC wipes device.

⚠️ Pro Caution: Ensure your battery is charged above 50% and do not unplug the USB cable until the green PASS! message appears in Odin.

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Hardware & Repair Support

Experiencing Hardware Damage or Component Failure on Galaxy A31 (6GB RAM)?

If software flashing or driver installation does not resolve your device issue, compare genuine screen, battery, and motherboard replacement costs or visit a verified Samsung service center.

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Authorized Repair Network

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