Originally Posted by
gemma10
Last year I bought a new iphone7 and I still have my old 5c which I am going to sell. I am looking to reset the phone completely, but as my iphone ID is the same on both phones, will all my data be also lost on the 7?
Your new phone will be fine. You are only resetting a phone, not an apple account.
Some recommend filling the entire memory with songs or videos first to overwrite all data so it cannot be recovered.