How to Install/Upgrade Samsung Galaxy Gio to Android 2.3.6 S5660XXKTL/S5660XXKTK Stock Firmware

Here's how to manually upgrade the Samsung Galaxy Gio S5660 to the latest official Android 2.3.6 Gingerbread S5660XXKTL and S5660XXKTK firmware update by using the original stock ROM. Some of you may not probably get upgraded yet, for this firmware is only available in selected countries and can only get thru Kies. But if your outside of this countries Kies will not let you update your Galaxy Gio to this firmware builds.

Just read carefully the instructions below and don't forget to back up all off your important data installed on the device before proceeding.

"Disclaimer: We shall not be held responsible for anything happens to your phone by using this guide. Proceed at your own risk "

Do the following preparations before proceeding:
* Make a back up copy of all important data stored on the device.
* Ensure that the battery is fully charge.
* Close any Antivirus software, if you have KIES installed close it also.
* Remove memory card and sim card on the device.
- 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

Needed Files:
ODIN v4.42 Downloader
Gio OPS file
Gio USB Driver (Install this first)

Stock ROM Download:

PDA: S5660XXKTL
CSC: S5660DBTKT1
Phone: S5660XXKT7
Version: Android 2.3.6 Gingerbread
Country: Germany
Date: May 2012
Download

PDA: S5660XXKTL
CSC: S5660LUXLT1
Phone: S5660XXKT7
Version: Android 2.3.6 Gingerbread
Country: Luxemburg
Date: May 2012
Download

PDA: S5660XXKTL
CSC: S5660XENLT1
Phone: S5660XXKT7
Version: Android 2.3.6 Gingerbread
Country: Netherlands
Date: April 2012
Download

PDA: S5660XXKTK
CSC: S5660OXFKT4
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Romania (Vodafone) Do not use for unbranded Gio
Date: April 2012
Download

PDA: S5660XXKTK
CSC: S5660TCLKT1
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Portugal (Vodafone)
Date: April 2012
Download

PDA: S5660XXKTL
CSC: S5660OXXKT5
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Hungary Telenor
Date: April 2012
Download

PDA: S5660XXKTK
CSC: S5660HTSKT2
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Sweden (Tre)
Date: April 2012
Download

PDA: S5660XXKTK
CSC: S5660OXEKT1
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Ukraine
Date: April 2012
Download

PDA: S5660XXKTK
CSC: S5660OXXKT5
Phone: S5660XXKT6
Version: Android 2.3.6 Gingerbread
Country: Portugal (TPH)
Date: March 2012
Download

Samsung Galaxy Gio S5660  S5660XXKTL or S5660XXKTK Android 2.3.6 Gingerbread Firmware flashing Via ODIN Procedure:
1) Turn off your Samsung Galaxy Gio
2) Remove your SIM Card and SD Card, just to avoid any issues
3) Extract the previously downloaded S5660XXKTL orS5660XXKTK stock firmware packaged.
4) Run ODIN V4.42 multi downloader on your Desktop.
5) Tick on the OPS button then select GIO_v1.0.ops from extracted archive and load it.

6) On ODIN leave the "Protect OPS" and "Auto Reboot" checkboxes checked:

7) Next, Tick on the "One packaged" checkbox, then click on the "One packaged button" on the lower part of Odin and load the: (see an example image guide below)
S5660XXKTL_S5660DBTKT1_S5660XXKT7_HOME.tar.md5

7) Turn the Samsung Galaxy Mini into Download mode by pressing ( Volume Down + OK + Power ) at the same time.

8) Then Connect the phone to PC, the COM port mapping will turn to yellow colour when the device is properly connected and detected.

9) Hit the "Start" button if all things are ready... to begin flashing.

10) Just wait until the program will finished downloading all the binary files. Don't touch it and avoid interrupting the process. It takes just around 5 minutes depends of your computer speed.

11) A word "PASS" with will then display on the left side square if the flashing successfully completes.

If the flashing successfully completes, the phone will then reboot... then unplug it from the PC.
You may then Perform Factory reset to regain a fresh firmware installation. Just press
 ( Volume UP + OK + Power ) at the same time. Then select "Wipe Data/Factory Reset".
You may then confirm the newly downloaded firmware version name etc by typing **#1234#.
Then change the language settings which is in German within your own locality.

For flashing failures and errors:
- remove the phone from PC
- remove the phone's battery for a couple of seconds  then in-place it back again.
- check the driver installation, do un-install then re-install
- check USB cable or try to use another one
- check PC USB ports and then try to connect to another port
- close any programs like anti-virus that might interrupt the process, especially Kies for it will block Odin from working properly
- then repeat the whole process again

That's it!  your Samsung Galaxy Gio now runs with Android 2.3.6 Gingerbread Firmware version.