Tap Your Name/Apple ID at the top of settings.To remove the activation lock from your iPhone, you need to turn off Find my iPhone from your iCloud settings on the phone. Removing your activation lock on your iPhone
The same steps can be used if you would rather disable the activation lock on your computer through your iCloud account while you still have the phone in your possession. There is a way to remove the activation lock remotely through iCloud. If you are the new owner of an iPhone that still has an activation lock associated with the device, all hope is not lost. It is recommended to back up your iPhone before removing the activation lock if you are planning to restore your info to another phone. The activation lock's main purpose is to prevent someone from gaining access to your info if your phone is lost or stolen. If the activation lock is not removed properly from the iPhone, it renders the phone useless to anyone other than yourself. In order to allow another person access to the iPhone, you would need to remove your Apple ID activation lock. If you are looking to sell, return or replace your iPhone there are a few steps that need to happen beforehand.