Install Philz touch recovery on your Samsung Galaxy S3 running on android 4.3 Jellybean.
Install CWM Recovery on Samsung Galaxy S3 running Android 4.3 Jelly Bean:
2. enable USB debugging mode on your device. To do so, open Settings>General>Developer Options
3.Put your Galaxy S3 GT-I9300 in download mode by pressing and holding Volume Down + Home +
Power key at the same time, you should get a screen showing a warning and asking to continue, press Volume Up to continue.
4.Now your phone should be in downloading mode.
5.Connect your phone to your PC.
As soon as
Odin detects your phone
the
ID:COM box will turn
light blue.
Click on the PDA tab and select the
downloaded Philz Advanced CWM
recovery.tar.md5 file.
6.The process is quite fast and will finish in a few seconds, as soon as it ends, your phone will restart and you’ve installed the CWM recovery.
7.Boot into recovery by pressing and holding Volume Up + Home Button + Power Key simultaneously.