Q: photo stream has disappeared from my pc ...i updated itunes..tried reinstalling it ..no help....all pictures gone....all  settings on my ipad are synched...it was working fine up until two weeks ago now nothing...haven't  installed or removed any programs

photo stream doesn't sync pictures from my ipad to my pc anymore........its also not listed on my icloud account as an option to turn on....tried reinstalling it ..nothing...updated apple software... no help....all buttons on i pad are selected correctly....all old photos still on pc.but nothing new (in the last 2 weeks) shows up.    .pc is a windows 7

and am up to date with all ipad software...very confusing