Apple ID
How do you remove an Apple ID from a device
How do you remove an Apple ID from a device
See: What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch - Apple Support
and
Turn off Find My iPhone Activation Lock - Apple Support
If it is not your Apple ID you will need the assistance of the previous owner of the device.
See: What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch - Apple Support
and
Turn off Find My iPhone Activation Lock - Apple Support
If it is not your Apple ID you will need the assistance of the previous owner of the device.
Apple ID