Step 1
Unzip and install the Samsung Drivers,
Step 2
Back Up all the Important stuff
Step 3
While step 2 is happening Unzip Straight Talk Factory Root Odin
Step 4
Backups complete, Turn off phone put in download mode by holding Vol Down, Camera, Power till you see Downloading In Yellow
Plug USB Cable into Phone
Open the Odin .exe file in the straighttalkroot that you unzipped in step 3
click the ops button and put the file in that says sch****.ops
Click the Boot Button and click on boot.tar
click phone and click on phone.tar
click pda and click on pda.tar
under the first box at top it will say comport something it will be lit up in a off yellow with some numbers in it now click start and it will do the rest the phone will reboot before the program is finished its ok once the phone is at the homescreen you can unplug it and close odin,
now before you start setting it back up you need to turn it off and put it in recovery mode by holding Vol Up, Camera and Power, once you see the yellow screen with reboot install update from zip factory reset use the vol down to highlight factory reset and press the camera button next screen will have an arse load of no's and one silly lil Yes you need to highlight yes and press camera again, now it will come back to the main menu restart or reboot highlighted press camera and wait for phone to boot up, once it is up you can put in your gmail and setup all your apps and stuff I hope this helps.