Anroid users should know that Android phones typically take about two years to run, and the operating system becomes jammed and slow. As the system slows down, many Android users will choose to replace a new phone, Before we replace the new mobile phone, we are afraid of privacy leakage in the old mobile phone, so How to Delete Contacts from Android Permanently?
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When you're replacing a new phone, you have to face the problem of how to handle your old Android phone. Many users will choose to sell their Android phones. But when reselling your old Android phone, you need to make sure that some important data or personal privacy is completely removed from your phone.
The complete deletion here means that the data you deleted on your cell phone can no longer be recovered. It is generally believed that data can not be restored as long as data is deleted on the phone. In fact, this is a wrong view. Data deleted on mobile phones can be recovered with professional data recovery tools.
If the data you want to delete is no longer restored, you can use Android data eraser. This software can ensure that the data you deleted can no longer be resumed. You can use it to delete your Android contacts, text messages, photos, videos, notes, files, and so on. Data erased with an Android data eraser can no longer be recovered, so data is completely removed from Android phones. The software is easy to operate. You can operate according to the following guidelines.
Launch dr.fone on your computer. Select "Erase" among all the tools.
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Connect your Android phone to computer using a USB cable. Make sure you have enabled USB debugging on your phone. If the Android os version is above 4.2.2, there will be a pop-up message on your phone asking you to allow USB debugging. Tap on "OK" to continue.
Then dr.fone will automatically recognize and connect your Android device. Click on the "Erase All Data" button to start erasing all your data.
Since all the erased data are not recoverable, make sure you have backed up all needed data before you proceeding. Then key in “delete” in to box to confirm your operation.
Then dr.fone will start erasing all data on your Android phone. The whole process takes only a few minutes. Please don't disconnect the phone or open any other phone management software on the computer.
After all app data, photos, and all other privacy data have been completely erased, dr.fone will ask you to tap on Fatory Data Reset or Erase All Data on the phone. This will help you completely wipe all the settings on the phone.
Now your Android phone has been completely wiped and it's like a brand new one.
