Okay so please if anyone out there can help me omg id do anything to have someone help me figure this out. I Have a AT&T IPhone 5c White. I got the phone 3rd party so to say i was told it was her phone and is legit, and has been since, usd it everyday since i gotten it. Now only issues is someones icloud is still on my iphone but with the perk of it still allowing my icloud account too and using my icloud as the main icloud so to say and can do family sharing etc etc, find my iphone is YES INDEED OFF on this other persons icloud on the phone, I need someone to please help me jailbreak or bypass or whatever etc etc and get it off! Now i also have the issue i have recently changed over to T-Mobile Carrier so i had to get myself the LG Optimus L90 but want to use my iphone 5c till i can get a 5s, ANYWAYS i had gotten on my laptop and searched away for any and all methods to unlock the carrier for at the LEAST T-Mobile! As im going thru YouTube i opened my iphone well i had left it on the general, about screen when the screen turned on it had a update msg for the carrier i think i seen it say, well on my phone the carriers info has always been at&t till just NOW when i accepted the update it now says for the carrier T-Mobile 18.1 which i didnt do anything but accept the update and need to know if its now under T-Mobiles carrier?!