Samsung has been made available Official Android 2.2 Update for Galaxy S but only in the Nordic Countries. If you can’t hold yourself to get the update right now then follow the steps below. Beware we are not responsible if something goes wrong. We just did it your self and though it might be helpful for you. If you still want to do it proceed or just wait for them to make it available for you. The Method was tested and sucessfull on an internation version of Galaxy S GT-I900
First if you haven’t install Samsung Kies get it from here or Update to the latest version. Run Kies and connect your Galaxy S. Make sure Galaxy S connected and Kies running (IMPORTANT). Now minimize Kies and follow nex step
Go in windows start menu then Run or search for RegEdit. When it’s appear double click to Run
Once it running you will see folders in left hand side. Expand the one titiled HKEY_CURRENT_USER
There will then be a few folders numbered from 1. Some people have different number of folders, but the rule of thumb is to browse to the largest (in terms of its numeric value). In here you should see a bunch of registry entries that do not exist in the other folders, such as “SoftwareRevision”. Now change the following entries to these values:
Click on the image below to see in large. You to need to replace those following by arrow with the Value above (just double click on each and copy paste the value)
Once you are done with edit close RegEdit and Maximize Samsung Kies. and click the update icon in the bottom right hand corner of the application (second in from the right); it is an icon of a phone with an arrow next to it. Click this and you should see that there is an update waiting for you.
It will take a few min (maybe more depending on connection, don’t panic just wait till the end) time to download… good luck!