You have the drivers/KIES installed?
- Stop anti virus
- Kill KIES and only run PC Odin
- Search the firmware by using Odin (tar file)
- Put your tab on 'download mode'
- Connect it and flash via PC Odin
TapaTalking from Republic™ Of Android
EDIT: 6-Dec-13 at 14:45hrs SG time
WHAT YOU NEED/PREPARATION:
Download driver or install KIES Samsung
Download Firmware/Stock Rom of your devices (Ensure you download correct firmware of your model)
Download and extract PC Odin:
HERE
Note: DO NOT RUN KIES together with PC Odin
HOW TO FLASH GALAXY TABLETS DEVICES FIRMWARE/STOCK ROM USING PC ODIN:
1. Run PC Odin (at your PC)
2. Only check for PDA.
3. Turn off the galaxy tab
4. Turn on the galaxy tab, when the samsung galaxy tab logo appear, press volume[-].
5. Next you`ll see two icon, choose Download mode
6. Connect galaxy tab to PC
7. Back to PC Odin, When you saw the field background color turn to yellow that`s mean your galaxy tab ready for flash
8. Click Start button, wait until your all process is done and reboot
9. When the flashing is done, at Odin, left top, you`ll see text PASS.
Note: At booting for first time after flashing the boot process will take longer than usually.
If 30 minutes has pass and your device still freezing … that`s a bad news!
VIDEO SAMPLE TO UNROOT/BACK TO STOCK/UPGRADE/DOWNGRADE FIRMWARE
[video=youtube;xiSXcMbYqfs]http://www.youtube.com/watch?feature=player_detailpage&v=xiSXcMbYqfs#t=419s[/video]