Contacts Button Disappeared from Phone Menu on iPhone 6s

"Oh, my god, my contacts button disappeared from phone menu on iPhone 6s, what should I do?"
Don’t worry, the contacts folder cannot be deleted. Check other folders and/or home screen pages and see if you can locate it. If not, you can go to Settings, General, Reset, Reset Home Screen Layout and that should bring it back.

In fact, what’s the iPhone users most worried thing is their important contacts lost.
In this article, you will know a good tool to retrieve missing contacts from iPhone SE/6s/6s Plus/6 Plus/6/5s/5c/5/4s.

Tenorshare iPhone Data Recovery is a good tool to recover your lost messages, contacts, calls, photos, app data, notes, and many other files on your iPhone with 3 ways: recover contacts directly from iPhone without backup, retrieve iPhone contacts from iTunes backup and restore iPhone contacts from iCloud backup.

Now, I will tell you how to use the iPhone Data Recovery Software in detail:

Way 1. Recover lost iPhone contacts directly from iPhone without backup

If you lost contacts after mistakenly deletion, you can try this way.
Step 1: Connect your iPhone to PC. Download Tenorshare iPhone Data Recovery Software on your computer and connect iPhone to this computer via a USB cable.
Step 2: Scan your iPhone for the lost contacts.
Step 3: Preview and recover lost contacts and other data you need. After scanning, all the contacts on your iPhone are listed.
Step 4: Select the contacts you need to recover and click "Recover".

Way 2. Restore lost iPhone contacts from iTunes backup

If your iPhone is not overwritten, you can select this way.
Step 1: Selected "Recover Data from iTunes Backup File" and click "Start Scan" to start iTunes backup extracting.

Step 2: Preview and retrieve lost contacts. After a while, you can see all the data backed up .Select the contacts you need, then click "Recover".
Step 3: Save recovered contacts.

Way 3. Retrieve lost iPhone contacts from iCloud backup 

If your contacts have been backed up with your iPhone iCloud, you can try this way.
Step 1: Select iCoud recovery mode and log into iCloud.
Step 2: Scan iCloud backup. Select your backup contacts and click "Next" to download contacts backup.
Step 3: Preview and recover contacts from iCloud backup.

Now, you have known about how to recover deleted iPhone contacts. If you want to recover lost contacts from iPhone on Mac, you also can use Tenorshare iPhone Data Recovery on Mac.