I got my Infuse the day it came out last May. It has never upgraded the software even though there have been newer versions available. It always would check for updates and then tell me that it had the latest versions of the software. Even after I got Kies Mini, it said that there was an upgrade available, then spent a really long time doing something, before it then said that my phone could not be upgraded. Now it was back to telling me that I had the latest software. I came across the post that that is linked below. It told how to get GB using a method that bypasses Kies Mini. It didn't take very long, and for the first time, my phone actually upgraded. I now have Firmware version 2.3.6 and Build Number GINGERBREAD.UCKL2. Samsung Infuse 4G? (i997) - Android 2.3 (Gingerbre... - Page 34 - AT&T Community Support Go down to message 337.