User A: Yesterday, I upgraded my iPhone to iOS 10. Today, all my contacts suddenly vanished. They were working in iOS 10 this morning, but disappeared since then. How can I get the contacts back?

Lots of iPhone users have been caught in the situation above. When open your iPhone, you may find that all your contacts were gone. This calamity mysteriously happened perhaps due to iOS upgrade, software update, or your malfunction of iPhone. Contacts on our phone plays an vital role both in work and daily life, it is never fun to find iPhone contacts get lost. This article will cover 3 ways to retrieve deleted contacts from iPhone 7/7Plus/SE/6S/6S Plus/6/6 Plus/5S/5C/5/4S/4.

iPhone contacts disappeared

Restore Contacts from iPhone via iCloud

If you have enabled Contacts in iCloud, you can re-sync contacts on your iPhone with iCloud to restore your recently deleted contacts.

  1. Open Settings on your iPhone and locate “iCloud”.
  2. Navigate to “Contacts” and turn it off. Choose “Keep on My iPhone”.
  3. Toggle on “Contacts” again and tap “Merge”. The existing contacts on your iPhone will be merged with those in iCloud and thus you may find your deleted contacts back.

Restore Contacts from iPhone via iCloud

Recover Deleted iPhone Contacts with A Program

Luckily there is no reason to panic if you cannot retrieve your deleted contacts back from iCloud. iReparo iPhone Data Recovery, a powerful tool designed to recover deleted contacts, text messages, photos, videos, notes, WhatsApp and much more data from iPhone, is your lifesaver. With the help of the solid tool, you can recover any deleted or lost contacts information, including names, phone numbers, emails, and addresses. Two recovery modes are provided by the program, you can either recover your deleted contacts directly from iPhone or restore contacts from an iTunes backup. Just follow the guide below to retrieve deleted contacts:

iPhone Data Recovery for Windows iPhone Data Recovery for Mac

Step 1: Download & launch the iPhone Contacts Recovery on your PC.
Step 2: Connect your iPhone to PC and hit “Start scan” when your iPhone is detected.
Step 3: Click “Contacts” after the scan, preview and recover deleted iPhone contacts.

Restore Contacts from iPhone via iCloud

Alternative: Get Back Deleted iPhone Contacts from Others

If you have just accidentally deleted a single or a few contacts on your iPhone, an easy and efficient way to get back the deleted contact is to ask your friend or colleague for it. Turn to your someone that may have the addressee information and ask them to share the contact with you.