- Galaxy S3 I9300 running XXELLB Android 4.1.2 Jelly Bean .
- Full data backup.
- USB Debugging enabled from Settings>Developer Options>USB Debugging.
- Galaxy S3 I9300 drivers installed on your computer.
- Extract the content from CF-Auto-Root-m0-m0xx-gti9300.zip
- Extract the content from Odin 3.07
- Turn off the device.
- Reboot Galaxy S3 I9300 in Download Mode (Press Volume down, home and power buttons)
- Start Odin 3.07 (Right Click and press run as Administrator)
- Connect the Galaxy S3 I9300 to your computer with the USB cable. Wait for Odin to recognize your device by showing the yellow box in the left upper corner.
- Click on PDA and add the file you extracted from CF-Auto-Root-m0-m0xx-gti9300.zip
- When you are ready click on START
- At the end of the rooting process your Galaxy S3 I9300 will reboot. That means the phone is rooted.