How to Root Samsung Galaxy S3

Samsung Galaxy S3 Gt-I9300 of GT-I9300T and you want to install Custom ROMs on it. But, before you can do that, first you have to gain the root access on your phone and install CWM Recovery for an easy Custom ROMs installation.

Prerequisite:

1. Your mobile should have 70 – 80% battery

2. Make sure that you have enabled USB debugging (All apps > Settings > Manage Applications > Development > USB Debugging – check box)

3. Ensure you have backed up your important data.

4. Install USB drivers on your PC from here.

Step by Step Guide on:

How to root Samsung Galaxy S3 GT-I9300 or GT-I9300T

Step 1: Download Odin and CF Root files and extract both of them to a specific folder.

Step 2: Now, switch off your phone to boot it into Odin/Download mode by pressing and holding Volume down + Home + Power Key (long Press), till you see the Android Logo on screen. And then press the Volume Up key to enter download mode.

Step 3: Open the “Odin.exe” and then connect your phone to computer via USB cable. As soon as you connect, ID:COM box in Odin turns light green.

Step 4: Now, click on PDA button and select PDA file (CF-Root-SGS3-v6.3.tar) from the CF Root extracted folder.

Step 5: Make sure that only F. Reset Time and Auto Reboot boxes are checked on Odin. Don’t check any other boxes.

Step 6: Click on Start button on Odin to start installation process. It will take upto 5 – 8 minutes, so please wait for the installation finish.

Step 7: Finally, you will get PASS! notification on the ID:COM box and then your device will reboot automatically in CWM Recovery and rooting procedure will continue.

Step 8: Wait for all the process to complete and again your phone will reboot automatically and this time it will start in Normal Mode. Hurray! You have successfully root Samsung Galaxy S3GT-I9300 or GT-I9300T and also CWM Recovery installed on your Smartphone.

In case, your phone doesn’t boot into CWM Recovery, it may possible that the rooting process failed. So, start rooting process again from Step 2.

if you face any problem while rooting the phone then put your query or problem via comments below and we will solve it.