Samsung Galaxy S3 GT-I9300 Stock Firmware Download

Download Samsung Galaxy S3 GT-I9300 Stock firmware and flash the ROM immediately. This post will share the latest and highly effective flash file that works without any risk. Here, you will get the official and original firmware. This firmware file is for Windows PC. Using the popular flash tool, you can flash, upgrade, or downgrade the stock firmware within a few seconds. 

Typically, when you buy a new Galaxy phone, you do not need to flash the firmware; however, after using the S3 GT-I9300 for a long time, you may often incur various software issues or lock problems. To resolve all system and development issues, you need to flash the stock ROM. This stock firmware can be used not only for flashing the ROM but also for fixing software issues and getting unroot access. If you need to download the firmware file for GT-I9300, read the whole post, and carefully follow the instructions.

Samsung Galaxy S3 GT-I9300 Stock Firmware Download

What is Samsung Galaxy S3 GT-I9300 Stock Firmware?

GT-I9300 stock firmware is a small flash file mainly used to replace, upgrade, or downgrade the current ROM. To fix software issues or lock problems, the customers have to flash the custom or stock ROM. Our listed files are for Windows computers only. With the proper driver file and flash tool, you can flash the ROM immediately. However, flashing carries some risks and wipes out data from your device. So it is recommended to back up the whole device before flashing.

Why do you Need Galaxy S3 GT-I9300 Flash File?

When you buy Samsung Galaxy S3 GT-I9300, you will experience faster performance because the new phone’s memory is empty. After downloading and installing multiple apps and programs, you will notice the device is getting slower. Well, to make it fast along with to solve any software issue, you have to flash the ROM. Moreover, if your device is infected with malware and the antivirus cannot delete them, you should flash the firmware.

Besides, to unroot the device, you can flash the firmware into the normal mode. Also, you need to upgrade the firmware if the current ROM is not updated automatically. Similarly, you can flash the firmware to downgrade the firmware. However, after flashing the device, all data, documents, and photos will be wiped out. So, you must back up the memory before initiating the flashing. 

What can you do with GT-I9300 Stock ROM?

  1. Upgrading or downgrading present stock ROM
  2. Reinstalling the current stock firmware
  3. Fixing boot loop issue such as rebooting continually or hanging on the Samsung logo issue
  4. Unrooting Samsung Galaxy GT-I9300 device
  5. Removing malware or virus
  6. Fixing software issue
  7. Changing the IMEI issue
  8. Fixing dead Samsung device

Download (Official) Samsung Galaxy S3 GT-I9300 Stock Rom

In this post, we have shared the latest and official as well as custom ROM for the Samsung Galaxy S3 GT-I9300 model. You can use this firmware on all Windows versions such as Windows XP, Windows 7, Windows 8, and Windows 10. To get the latest firmware, click on the link below, and the firmware file will be downloaded on your PC.

Brand Samsung
Name Galaxy S3
Model GT-I9300
Android Version 4.0.4 Ice Cream Sandwich
Baseband XSG 20120817

Brand Samsung
Name Galaxy S3
Model GT-I9300
Android Version 4.1.2 Jellybean
Baseband XEF I9300XXEMG4

Brand Samsung
Name Galaxy S3
Model GT-I9300
Android Version 4.3 Jellybean
Baseband MID I9300XXUGPB1

How to Flash or Install GT-I9300 Stock Firmware

To flash or install the S3 GT-I9300 flash file, follow the steps below.

Step 1: Download the latest version of the Samsung Galaxy S3 GT-I9300 stock firmware file on your Windows PC by clicking on the above link. 

Step 2: Extract the content of the firmware.

Step 3: After extracting the zip file, you will see the latest firmware file for GT-I9300.

Step 4: Install the official USB Driver on the Computer (if in case the USB Driver is already installed, then SKIP this step).

Step 5: Follow the complete Guideline for flashing Samsung.

Note to Remember
  1. Our listed Stock Firmware will support only the Samsung Galaxy S3 GT-I9300 smartphone.
  2. You need to download the pre-required drivers for the Galaxy S3 GT-I9300 model.
  3. To flash the Samsung Galaxy, you need a Windows desktop or laptop.
  4. Your phone battery must be fully charged or at least 50% to 80% charged.
  5. You need to take a full backup of your Galaxy device before reinstalling the new firmware.

Also Check: Samsung Galaxy Grand Prime Plus SM-G532F Stock Firmware

Developer Credit:Samsung” is the sole developer and owner of the flash file we provide in this post. As freeware, we are publishing on our website. All credit goes to the original and official developer team. Thanks for sharing such a useful file.

Warning: This flash file and tutorial is for advanced developers only. You must know what you are doing; otherwise, you may brick the device. Take a full backup of your device before flashing. However, MTKArena.com is not responsible if you damage your device.

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