Before you give your handset to repair shop or buy new handset, please try the following procedure to repair your device. First charge your battery more then 70%, If your handset dead or bricked then charge your battery with battery charger or any external charger. Backup your important data if possible like phone-book, message, email, images, settings, EFS, NV, and full nand backup, and in most cases take out SIM card and SD card. After firmware update, format or root your device not possible to recover your data, so online backup is always important. For all of your data, a backup should be done on a external device, hard drive, raid system media or SD card. Remember do anything like firmware update, root, install custom firmware, stock firmware at your own risk we don't take any responsibility of damage your device.
Root Samsung Galaxy S3 SGH-T999
- Download and install Samsung Usb Driver
- Download Root file and Flasher
- Now extract Root File and Flasher
Now you see there files in folder
Now Open Odin3-v3.07
Now Click on PDA to select Root file
Now select Root File and Click on Open
When you select ROOT file in PDA you see a message in Message box like this
Now Put your Device in Download Mode
To get Download Mode in Samsung Galaxy S3 SGH-T999 : > Power Off your Device > Press and Hold Volume Down + Home + Power Button for 4-7 Seconds.
Now you See a Warning Message on your device Screen like this
Now Press Zoom Right Button to Continue
Now Connect device to pc using USB Data cable.
When your Device connect successfully you see this message
Now Press Start Button to Start Flashing
When Flashing start you see like this image
Now wait until flashing complete
After complete flashing you see Reset like this image
Now wait until Device reboot and complete start
Now disconnect device from usb cable and close Odin tool
Now you see a Super User sign on your Device like this
Now enjoy you have successfully root your device.
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Note: this CF Auto Root file provided by chainfire