Download Samsung Galaxy A03, A03 Core and A03S Android 12 (One UI 4.0) Update

One UI 4.0 Upgrade and Features

Of course, the Samsung Galaxy A03, A03 Core and A03S came out of the box with Android 10 and later received the Android 11 update. According to Samsung’s recent policy change, their device will get three years of major OS support and four years of a security patch update. As promised, finally Samsung started rolling their One UI 4.0 update to their most flagship and feature-rich smartphone.

One UI 4.0, which is based on Android 12 brings an entirely new UI design with a simplified color palette feature and the game-changer Android 12’s material YOU design that lets users significantly personalize the look and feel of the UI. The dark mode is now been expanded to all app icons and the camera UI adds ease to use and is better than the last version.

Download Android 12 | One UI 4.0 Update:

Steps to Install Android 12 on amsung Galaxy A03, A03 Core and A03S

Before we get straight to the steps to flash the One UI 4.0 update based on Android 12 on your Samsung Galaxy A03, A03 Core and A03S, let us take a look at the pre-requisites first.

Pre-Requirements: 

• Download and Install Samsung Kies Software on your computer.
• You have to download the latest Samsung USB Drivers and install them on your PC.
• Make sure that you have ODIN Software installed on your PC.
• You will require a Windows PC/Laptop and a USB cable as well.
• Keep your Samsung Galaxy A03, A03 Core and A03S battery charged at least up to 60% for a smoother process.
• Take a backup of your device (No Root) before doing anything.

Now, let’s look at the Steps to flash Android 12 on Samsung Galaxy A03, A03 Core and A03S.

Installation Instructions:

We have provided a full detailed installation guide to flash the Android 12 update using Odin Tool on your Samsung Galaxy A03, A03 Core and A03S. In order to flash Android 12 (One UI 4.0) on Samsung Galaxy A03, A03 Core and A03S, you need to follow the below guide carefully:

1. Download the appropriate Android 12 firmware file for your Samsung Galaxy A03, A03 Core and A03S.
2. Extract the contents of the firmware zip file.
3. Notice that the extracted files will be in “.tar” or “.tar.md5” format.
4. Now download and extract the Odin tool on your PC.
5. Open the extracted folder and click on the Odin.exe file.
6. You need to connect your Samsung Galaxy A03, A03 Core and A03S to the PC while it is in Download Mode.
7. Notice that the CO port will light up on Odin once you connect your phone.
8. Click the AP button and select the firmware.
9. Do the same for BL, CP, and CSC.
10. Keep in mind that the regular CSC file will erase the entire data. In order to save the data, select the ‘HOME_CSC‘ file.
11. Don’t forget to select Auto Reboot and F.Reset Time in the Options tab.
12. Click the Start button to install the firmware on your Samsung Galaxy A03, A03 Core and A03S.
13. That’s it! You will see a PASS message once the installation is complete.

Check out our full-depth video guide as well.

We hope that this guide will be helpful to you. If in case, you’re facing any issues, feel free to ask in the comments below.