How To Upgrade Android 2.2 Froyo On Samsung Glaxy S Vibrant GT-I9000 :
At first you have to download Samsung Kies from Samsungapps
Verify that no previous version of Samsung Kies is installed on PC. If a previous version of Samsung Kies is installed, please remove before proceeding with Kies installation.
Open Samsung Kies folder on PC desktop and double click Kies icon to install program.
Once Samsung Kies program is installed, program will launch.
GT-I9000 Galaxy S Vibrant Software Upgrade Procedure:
Samsung's Canadian support site for the Galaxy S line reveals that two Android 2.2 updates are currently available.One upgrade is for Vibrant offered by Bell, Virgin Mobile and SaskTel and another is for the Fascinate as sold be Telus.By this Android 2.2 Froyo Upgrade you can get Adobe Flash Player 10.1 for a better web browsing experience, Faster Performance faster website loading and device navigation and Better for Business with enhanced exchange integration and new security features.