How to Permanently Delete Contacts from iPhone

How to permanently delete contacts in iPhone? As we all know, iPhone has a high safety factor. However, this does not mean that the phone's data will never be stolen or leaked by others. We have to permanently delete the important data so that they will not have the risk of leakage. As for me, first of all, I will permanently delete contacts in iPhone. Because the contact information relates to my family, friends, colleagues and other contact information. If this information is acquired by criminals, it not only will be affected me, but also my family, friends, colleagues. But then again, how can I permanently delete contacts on iPhone ? iOS Private Data Eraser can permanently delete private data from your iPhone. No one can recover the deleted data in any way. It can effectively protect your phone data. Almost all data are erasable, in addition to contacts, as well as photos, notes, Safari bookmarks, call history and other data. The software is developed for iOS, so it almost can...