Have you updated to the latest Android 4.1 Jelly Bean software update for Galaxy S3 I9300? The latest build is now available for download and for those who do not know how to install it manually, we have a tutorial for that. All those who have updated to this Jelly Bean firmware, you would have lost root access and now for those who want to root their phones, we have an entire tutorial at Team Android. This tutorial on how to root Galaxy S3 with Android 4.1 Jelly Bean software update is now available. We will be using the CF-Root method to root Android 4.1 as that is the easiest method and does not require ClockworkMod recovery installed from before.
As you continue reading below, we will guide you through the entire process of how to root Android 4.1 Jelly Bean on Galaxy S3 I9300 with complete steps. We strongly recommend you to backup your apps and personal data as given below in the tips. For those who do not know, rooting Galaxy S3 I9300 will allow you to install root apps, custom recovery and install system tweaks. Let’s get on with the tutorial now.
Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial 😉
NOTE: Your Samsung Galaxy S III I9300 should be on Android 4.1 firmware in order to apply this root method.
CF-Root Package Contents:
CF-Root package comes with the following:
- SuperSU v0.93
- ClockworkMod (CWM) recovery v5.5
- CWM Manager v3.60
Make sure you have installed all your USB drivers for the Samsung Galaxy S III to connect it with the computer. Download Samsung Galaxy S3 USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.
1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging.
2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.
3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:
- Backup your SMS messages. How? –> How to Backup/Restore SMS Messages.
- Backup Contacts, Gmail and Google Data. How? –> Sync with Google Sync.
- Backup Call History. How? –> How to Backup Call History.
- Backup WhatsApp Messages. How? –> How to Backup/Restore WhatsApp Messages.
- Backup APN Settings: GPRS, 3G, MMS Settings.
Data can also be backed up using Samsung KIES for their devices, but if you backup data manually, you get more options what top choose from and it is very easy to move data across Android devices from different manufacturers, i.e moving Samsung Galaxy Note backup data to HTC One X.
4. Your phone should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.
Now, let’s proceed with the tutorial below and root Galaxy S3 I9300 on Android 4.1 Jelly Bean firmware.
How to Root Android 4.1 on Galaxy S3 I9300
We have put together a detailed step-by-step instructions guide on how to root Samsung Galaxy S III on Android 4.1. If you are used to installing official updates through ODIN on Samsung Galaxy devices, then this should not be any different for you.
Please read every line carefully and read the entire tutorial first before actually performing it on your Galaxy S3 I9300.
- This root method tutorial is only for Samsung Galaxy S3 I9300. Please don’t try this on any other variants of the phone.
- Make sure you backup all your data in your phone before proceeding as a precaution. No data will be lost though.
- You should be on Android 4.1 software version.
Complete Step-By-Step Instructions:
Step 1 – Download CF-Root-SGS3-v6.4.zip for Galaxy S3 to your computer and extract the zip file.
Step 2 – Download ODIN v1.85 (if needed) which will help you to install Android 4.1.1 on Samsung Galaxy S3 I9300.
Step 3 – Switch OFF your phone. Now go to Download Mode on your phone. How? Press and hold the Volume Down + Home buttons together, and then press the Power button till you see the construction Android robot and a triangle. Press Power again to confirm to enter into Download Mode.
Step 4 – Make sure you have your Galaxy S3 USB drivers installed on your computer.
Step 5 – Open ODIN on your computer. Connect your phone to your computer while your phone is in the Download Mode.
Step 6 – If your phone is connected successfully, one of the ID:COM boxes will turn yellow with the COM port number. This step might take some time.
Step 7 – Now select the root package file that you have to flash/install on your phone. These files are to be found from the extracted file in Step 1.
- Click on ‘PDA’ and select the file CF-Root-SGS3-v6.4.tar.
Step 8 – In ODIN, check the Auto Reboot and F. Reset Time options. Do NOT touch any other options.
Step 9 – Now click on the Start button in ODIN. Installation process will start and would take a few minutes to complete.
Step 10 – After the installation is completed, your phone will restart. After you see the home screen, unplug your phone from the computer.
That’s it. Your Samsung Galaxy S III has now been rooted on Android 4.1 software update. Check for the Superuser app in your apps list to verify.
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The above root method also installs ClockworkMod Recovery 5.5 on your phone, but for those who want the latest custom recovery, can read this: How to Install ClockworkMod Touch Recovery 22.214.171.124 on Galaxy S3 I9300.
If you run into any problems, feel free to drop us a comment below and we will reply you back ASAP with the fix or the solution to your problem.