Vodafone UK has just released OS 188.8.131.52 officially for the GSM BlackBerry Storm 9500. So if you have a Storm 9500 you can install this OS on your device. Apparently it seems to be working great so far! The good news is this is an official OS update directly from RIM. If you would like details on how to install an OS please click here. If you do end up installing it please post a comment below letting us know how it works out for you.