Prerequisites :
You Have to
root your Samsung Galaxy S3Downloads :
USB Drivers " You have to install this before any thing
TWRP RecoveryOdin Flashing ToolInstructions :
1) Download Odin,
TWRP file to your laptop/PC.
2) Turn off your phone.
3) Go to download mode
Turn off and turn S3 Again by hold the Power button, Home button and volume down button
4)Press the Volume up button to continue.
5)Open the
ODIN file you downloaded on your laptop/pc.
6) Connect your phone to your laptop/PC through USB cable.
7) When ODIN detects your phone, It will show added in the Log.
8) In ODIN click on AP and then select the recovery file you downloaded.
9) Click on start. The flashing process will start.
10) If the flashing succeeds, ODIN will show
'PASS'
. That means the recovery flashed successfully. It will boot into recovery.
11) Swipe to Allow Modifications. Click on Reboot then System
Source :
xda ,
Rooter15.com ,
Rooter15 , i
nside-galaxy