how to find my iphone first owner
i am using my iphone 18 month before till today.but today i erased my phone and now not able to use i dont have first owner contact plz tell me how to active my iphone?
iPhone 5s, iOS 8.1.3
You won't be able to, unless YOU can find them and ask them to remove that device from their account. This is Activation Lock - read about it here: iCloud: Activation Lock