why when i have boost mobile and techs are as intelligent as a fly. they said not allowed to say when or if marshmallow comes to me, and my phone says sprint even when boost is carrier. whats worst, i have ls990. why all else are D series.how come,,,,,,,,,,all have all but my phone lss990 version and how in hell to know who pushes OTA...............SPRINT OR BOOST.WHO KNOWS WHATS REAL.PLEASE HELP ME SEE THE LIGHT on games carriers see,does it mean i will never see update. i will not root phone.period.