How to delete data from Android phone

Last week, I put the Samsung Galaxy S3 screen scratched, looks very uncomfortable, intend to resell in addition to buy a new android phone, I save a lot of important information in the Samsung Galaxy S3, although simple deleted by me, but listen to the friend say is not enough to simply delete, some special recovery software is able to restore those I delete the data, that how to permanently delete data from Android?

To wipe data on your Android devices,simple deletion or factory reset is not enough, Because of some personal information will be kept inside the device, through some professional recovery tool can restore deleted data again.

Android Data Eraser can help you permanently wipe all data fro your android device,including contacts, messages, call history, photos, videos, apps and so on.According to the steps,a few minutes to delete all the data

Please download Android data Eraser!

How to wipe all data on Android phone permanently.

step1:Backup all Data from your Old Android Phone

All of them can not being restored after erased your data with the Android Data Eraser, so,first of all,please backup your Android data to PC.

step2:Connect Your Android Phone to the Computer

First,install and run Android Data Eraser tool on your computer. Take out a USB cable to connect your Android device to this computer.You need to click Erase Your Old Phone after the primary window appears.

step3:Start to Erase all data from Your Android Device

Go to the lower-right corner and click Erase Now. A dialog comes out. Read the tips and enter "delete" in the box. Then, click Start to erase to erase all of your data from your oldAndroid device.

From:http://delete-data-from-android.blogspot.com/