The good news was just coming because now you can update Samsung Galaxy S2 to Android 4.0 ICS. Actually the update has been available at the end of the last month but a lot of owners of the Galaxy S2 unlucky since there are problem during the update. The problem is not to the update file but on the update process.
To update your Galaxy S2 to Ice Cream Sandwich you must connect the phone to the PC through Kies. The Kies unable to connect to the phone since the PC tell that the phone is “unknown device”. The “unknown device” has been confirmed by Samsung but no others solution released unless you must update your Kies software version, Samsung USB drivers, and ensure you use a fully-powered USB port is also a necessity.
This problem for some owners of Galaxy S2 is very annoying, that’s why they try to say anxiety of their hearts in the Samsung forum. They hope Samsung fix this problem soon and would provide a better solution so that the users of galaxy S2 is permitted to perform an update to Android 4.0.
It is natural because the update provided by Samsung is the official ROM that it installed directly via the PC using special Samsung software PC suite called Kies.
Hopefully once you update your Kies, USB drivers, and fully-powered USB port, the problem is gone. And you can begin to update your Galaxy S2. However we will keep the update posted once we receive another story or news how to update Samsung Galaxy S2 to Android 4.0 ICS