How to Root Samsung Galaxy S3 , Android Rom Updates

Required Downloads to Root Samsung Galaxy S3

1. CF-Auto-Root-m0-m0xx-gti9300.zip [Download Link]
2. Odin V3.07 [Download Link]
3. Samsung Galaxy S3 USB Drivers [Download Link]

Prerequisite before Rooting Samsung Galaxy S3

1. Must charge your phone’s battery 70% so you don’t lose power while doing the process.
2. Enable USB Debugging from Settings > Developer Options.
3. Download the required files and extract them on Desktop or Install if necessary.
4. Do backup everything important like contacts, logs, messages with Super Backup.

How to Root Samsung Galaxy S3 GT-I9300 on Official Jellybean 4.1.2

1. Open Odin3.exe which you have downloaded.
2. Click PDA Button and select .tar.md5 file from CF Auto Root extracted folder.
3. Must un-check repartition or else your Samsung Galaxy S3 will be bricked.
4. Turn of your Galaxy S3 and get into download mode by Pressing and holding Volume Down Button + Home Button + Power Button and the Volume Up to continue in Download Mode.
5. Connect your phone via USB cable.
6. You will see your phone’s port connected and will be shown in COM in Odin.
7. Click Start button in Odin.
8. Odin will flash rooted kernel and your Samsung Galaxy S3 will once boot into recovery and then reboot.
9. That’s it, You have rooted your Samsung Galaxy S3 now.