This video will show you how to upgrade Android 4.4 KitKat on a Samsung Galaxy S GT-I9000.
NOTE: This upgrade is for the Samsung Galaxy S GT-I9000 only. Trying this on other model may brick them. You will need to have a rooted you phone first. If you want to know how to do this you can watch the tutorial here.
Step 1. After you have rooted your phone. Go into applications and tap the CWM ClockWorkMod app to install it.
Step 2. You will need to download two files. The first one is the KitKat rom file “cm-10.2.0-galaxysmtd.zip“and the second is Google Apps “gapps-jb-20130813-signed.zip“. Both can be found on the 123 my IT downloads page here.
Step 3. Transfer the two files you just downloaded to your phone Backup all your data, contacts, messages and SD card data.
Step 4. Power off your phone and wait until it vibrates. Once the phone is turned off, press and hold the Home, Volume up and Power buttons. The phone will then boot into recovery mode.
Step 5. Once in recovery mode, go down to the menu Wipe data / Factory Reset. Press the Power button and this step will take some time. Next Wipe cashe partition and after that go into Advanced and click wipe delvik cache.
Step 6. Time to flash the rom firmware. Go to the option install zip from SD card. Now scroll down to where you placed the two files above, cm-10.2.0-galaxysmtd.zip and gapps-kk-20140105-signed.zip.
Step 7. After KitKat installs, you will get a blue colour recovery. Then navigate to the location where you have placed the gapps-kk-20140105-signed.zip file and install it. Once its installed go back to the main menu and reboot the phone.
Step 8. The phone will now reboot. It should take around 5 to 10 mins as this is the first time Kitkat has booted so it need to setup everything.
Good luck 🙂