actually mine opera 7.5 all I want musics,games,videos and other files..when I downloading a file like the nba2k15 data,it was a success download..but it turned down...my memory card didn't abduct some space for nba2k15 data it was different..but when I looked at my download history it says that the data of nba2k15 is completed..but the thing is.. where is the obb I can't find it...