Firmware Update Steps:

- Turn your phone off and remove Sim and Memory Card from it.

- Run Odin program and check the following options:

Auto Reboot - F.Reset Time

- From the Extracted Firmware package you have to select files in the following order to use in Odin program:

Bootloader: BOATLOADER_S7562xxxxxx_...REV02_user_low_noship.tar.md5
PDA: CODE_S7562xxxxxx_...REV02_user_low_noship.tar.md5
PHONE: MODEM_S7562xxxxxx_...REV02_user_low_noship.tar.md5
CSC: CSC_Oxx_S7562xxxxxx_...REV02_user_low_noship.tar.md5

- Now put the phone into Download Mode: Press Volume Down key + Home Key + Power Key.

- After you see the Warning message press Volume Up Key to enter Download Mode.

- Connect the phone to your PC via USB cable.

- If your PC starts installing drivers then wait till it is finished.

- Look at Odin's window and make sure it detects the Com port that your phone takes:

If the phone's drivers is installed correctly you will see 0:[COMxx] when xx is the com port number so everything is OK.

- Click Start button to let Odin downloads the selected firmware files into your phone.

- During the update process it is very risky to stop the program or remove USB cable from phone so let it done without any interruption.

- When the update process is done the phone will be rebooted.

- If you see PASS! word at Odin's window then the update was successful.

- Disconnect your phone and wait till it is fully on.

- It is better to do Full Reset by this Code: *2767*3855# and let the phone rebooted.

- After it is on again you can use the setup wizard to select your favorite settings and enjoying your updated phone.

odin : http://www.4shared.com/rar/hY4jpMzo/I9300_Odin3_v304.html