Geeky Gadgets 9:00 am Sponsored: As a iPhone users, you should know that activation Lock is designed to keep your device and information safe in the iPhone, in case of lost or stolen.But once your device is locked by activation lock, no one is supposed to be able to unlock the device without password,even yourself. The following provides official solutions in two cases. If purchasing a second hand iPhone If you purchased a second hand iPhone, you can go for remove iCloud activation lock without password from their account using the following steps: Sign in to iCloud, come with your Apple ID.