Upgrade samsung galaxy gio to android 2.3.4

Samsung Galaxy Gio Stock ROM S5660XXKQ6 Firmware from samfirmware.com:

OPS File: GIO_v1.0.ops Download 
PDA: PDA_S5660XXKQ6
Phone: Modem_S5660XXKQ5
CSC: CSC_S5660SEBKQ1
Android Version: 2.3.4 Gingerbread
Build Date: July 23, 2011
Download: via samfirmware link
Password: samfirmware.com


ODIN v4.42 Downloader Program:
Download link 1
Download link 2
- PC with Windows XP SP2 OS or later
- .Net Framework 2.0 or later
- Samsung Galaxy Gio S5660
- USB to Micro-USB PC data cable

Samsung Galaxy Gio S5660 Android 2.3.4 Gingerbread Firmware flashing Via ODIN Procedure:
1) Extract the downloaded firmware S5660XXKQ6_S5660XXKQ5_S5660SEBKQ1_HOME.tar

2) Run ODIN v4.42 on your desktop.

3) Click the OPS button then select and load the GIO_v1.0.ops file.
    Tick on One Packaged checkbox, then click the One Packaged button and then load:
    S5660XXKQ6_S5660XXKQ5_S5660SEBKQ1_HOME.tar

4) Turn OFF the Samsung Galaxy Mini then reboot it into Download mode by pressing ( Volume Down + OK + Power ) at the same time.

5) Then  Connect  the phone to PC when the phone displays the downloading icon.,  The COM port mapping will turn to yellow colour when the device is properly connected and detected.

6) Fire up the "START" button to begin flashing.  Don't touch anything until the whole process successfully completes. It takes just around 2-5 minutes just depends to your computer speed.

7) You will then see a word "PASS" once it finishes successfully.