hi, how do i know what is the latest os? ive downloaded this from t-mobile uk 9000M_PBr4.6.0_rel365_PL220.127.116.11_A18.104.22.168.exe
SIZE: 95 MB and updated my BB but what i cant seem to understand is how do you know which one is official on forums and sites like these, there seems to be loads of versions about. when i search google for OS updates there doesnt seem to be a link to the official blackberry site. Who releases these updates?