How to Delete Everything on iPhone

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iPhone Eraser------ How to Delete Everything on iPhone

Have a plan to traded in or sell your old iPhone to get the new iPhone? Erasing your iPhone is the right way to reduce the risk of personal information such as contacts, text messages, photos, bank information etc falling into the wrong hands. Read this article to learn how to completely delete everything on iPhone.

Part One: What you need to do before deleting iPhone data

1. Backup your iPhone.

2. Turn iMessage off. Open the Settings app > Messages > iMessage > switch to off.

3. Turn FaceTime off. Open the Settings app > FaceTime > switch to off.

4. Log out of services like email, Apple ID, iCloud, and social media, then clear the data from these apps.

5. Restore to factory settings. (100% Recovery Rate, no such secure)

Part Two: How to delete everything on your iPhone selectively via Syncios

To some degree, above-mentioned tips can reduce the risk of privacy being leaked. But it does not mean your iPhone data is absolutely secure. You need iPhone cleaner to erase the iPhone data permanently.

Syncios is such a powerful iPhone data eraser, which enables you delete you iPhone data including contacts, app, ebooks, video, photo, music clean and permanently.

backup data to computer
Key Features of Syncios iOS Manager
  • Ultimate file transfer solution between computer & iOS: Music, videos, photos, apps, ebooks, contacts, messages and more.
  • Delete iPhone data including contacts, video, app, music etc permanently.
  • Both Windows and Mac version are all available.
Download button Download button

Just follow below tips to clear your iPhone data.

Step 1 Connect your iPhone to the computer and run Syncios, you'll see the main window as below.

connect iPhone to Syncios

Step 2 Select the items you need to delete and click Delete button.

Go to the left panel of Syncios and click Media, Photos, Ebook or Apps, Information tab. After you clicked each icon, you can see your data in different categories from the right panel. Choose any one of the categories. Just select data you need to delete and press Delete button.

Delete iPhone contacts:

Click Information tab on the left panel of Syncios, you can select all contacts by ticking the checkbox on the upper-left side and click Delete button to remove all iPhone contacts.

delete iPhone contacts

Delete iPhone Apps:

Press Apps tab, and then you will find all your apps listed on the middle panel. Over the apps, you can see three options, Install, Uninstall and Backup. Hit Uninstall option and then the selected apps will be deleted in a while.

Delete Apps from iPhone for free

Just click here to learn more iPhone tips.

Part Three: Erase private data on iPhone permanently via professional tool

Whenever you want to sell your old phone, you need to take care of personal information and files on your old device. So sometimes only delete information or uninstall apps from old phone is not enough. It’s better for you to use professional iOS devices eraser to clean up your data completely, especially private data. And Syncios iOS Data Eraser can meet your requirement:

erase iphone data
Key Features of Syncios iOS Data Eraser
  • Erase data on iOS device completely with nothing recoverable.
  • Selectively erase deleted files and private data with 0% recovery.
  • Support 30+ data types: messages, contacts, call history, photos, video, etc.
  • Wipe social app data: WhatsApp, LINE, WeChat, Kik, Facebook, etc.
Download button

Step 1Download and install Syncios iOS Data Eraser, then connect your iPhone to the computer. Tap on Erase Private Data tab.

Step 2Click on the blue Erase button to load the private data. You can view the detailed contents on the list, including messages, contacts, notes, WhatsApp, Line, Kik and more. Select all and click on Erase Now button to delete them from your device permanently.

erase iphone information

Part Four: Erase all data from iPhone via Settings app

Here is one of other ways to delete iPhone data, but it is not as easier as Syncios.

1. Run the Settings app on your iPhone.

2. Now tap on General and scroll down to the bottom, then press Reset.

4. Tap on Erase All Content and Settings.

erase iPhone

5. Tap on Erase iPhone and confirm again.

7. Enter your Passcode.

8. Enter your Apple ID password to turn off Activate Lock to remove your current device from Find my iPhone.

Once the erase process is done, your iPhone data is completely deleted and you can sell your iPhone to someone now. There is no need to worry about your privacy being divulged.


In a word, when you change a new iPhone and plan to sell the old one. Two things are important. Backup needed data to computer or any available cloud service, then uninstall the apps and delete all information. The more secure method is to use professional tool, like Syncios iOS Data Eraser, or directly reset your iPhone through Settings app.