How to delete all contacts at once from iPhone permanently

How to delete multiple contacts from your iPhone all at once?
If you erase all iPhone data by restore factory setting,some data recovery software in market can restore them back,to delete all contacts from iPhone at once permanently without recovery,you need to use a professional iPhone data eraser software.

I have ever use a powerful iPhone contacts eraser tool,which not only can help me delete all contacts on my iPhone 5 permanently without recovery,but also allows me erase everything on iPhone directly,such as text messages, photos, videos, Apple ID,ect.What’s more,when I buy a new iPhone 6 Plus,I can use this data eraser software to overwrite all iPhone’s Data without restore,and clean up all useless files on my iPhone.

Erase all contacts on iPhone permanently before selling

If you only want to deleted contacts on iPhone forever. Here is the reason: deleted contacts are removed from address book and label as “ready to be overwritten”. You can’t see them. Actually, they still exist somewhere on your iPhone. And with some recovery software, like iPhone Contacts Recovery software,which supports recover deleted contacts on iPhone when deleted by simple "delete" operation.See, this is how “delete” works on both computers and mobile phones.

Erase iPhone Contacts without Recovery

If you want to permanently deleted contacts from iPhone, what you’re supposed to do? . Here, I’d like to recommend you iPhone data eraser software, which can help you delete all contacts from  iPhone permanently, making them unrecoverable with any software or technology. Below are the steps for how to use data eraser tool to completely erase data on iPhone permanently:

First of all,you need to download the iPhone data eraser software:

  

How to deleted contacts from iPhone permanently without recovery?

Step 1 Contacts you iPhone to PC and then connect it
To prevent accidently deleting needed contacts on your iPhone, first please make sure which contacts you need and which are not wanted ones. Click Contacts app on your iPhone, find the one you want to delete. Click Edit on the top right and scroll down the window to tap “Delete Contact”. Confirm the deletion.

Contacts you iPhone to PC and then connect it

Step 2 Install iPhone Data Eraser software on your computer
You can download iPhone Data Eraser software (for Windows PC) or iPhone Data Eraser software for Mac according to the operating system of your computer. Both of them work well to permanently delete contacts from iPhone. Install it on your computer and launch it. Connect your iPhone with your computer via its USB cable. You can see your iPhone will be detected by the program.

Install iPhone Data Eraser software on your computer

Step 3 Scan for the contacts you’ve deleted in step 1
In the left sidebar, click “Erase Deleted Files”. And then click “Start Scan”. The next, you’ll see the program begins to analyze your iPhone and scan for the contacts you’ve deleted in step 1.

Scan for the contacts on your iPhone

Step 4 Delete contacts from iPhone permanentl

After the scan, in the result window, check “Contacts”. By doing this, you can preview all the contacts you’re going to erase from iPhone on the right side. When ready, click “Erase Now” to erase unwanted contacts on iPhone completely.

Delete contacts from iPhone permanentl

Download iPhone Data Eraser software to see how it works!

  

Tips: You mus to permanently delete contacts from iPhone before selling.However,before use this iPhone data eraser to wipe your iPhone data,please remember back iPhone contacts to computer and keep data safe.Here,i recommend you use this iPhone contacts transfer software,which can help you backup all contacts from iPhone to computer at once.