iPhone device keeps updating. Now the newly released iPhone 6 and iPhone 6 Plus have gain favor of most of the Apple fans. In order to switch from old iPhone to the new one, you may sell your old devices or deal with them in other ways. Before selling your iPhone 4/4s/5/5s, don't forget to wipe your iPhone Data. There must be stored lots of private information in your old iPhone, so in order to avoide surrenderring personal information, you need learn how to Erase Everything on iPhone Completely .

User Guide: how to erase iphone data

Step 1: Link iPhone to Computer and Launch the Program

Firstly, you need download, install the Windows/Mac version and open this program on computer. Then connect your iPhone device to PC via a USB cable.

Step 2. Select the right Security Level and Begin to Erase Data

Choose security levels according to your need. Then press the "Start" option, the program will start to clear your iPhone device immediately. As follows:

You can use this iPhone data eraser, there are some iPhone data eraser software in the market, but few can be completely and permanently delete the data on iPhone, even if data has been cleared, some professional iPhone data recovery software can recover them later.

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iPhone Data Eraser: Destroy or Delete iPhone Data Permanently