How to delete data from android phone permanently before selling

Home > Resources > Phone Clean > How to Wipe Android Phone before Selling It [Safely & Completely]

Summary

As we all know, there is a lot of personal information in the Android phone. They are secrets you don't want to expose them to others. So for your security, you need to learn about how to wipe Android phone completely before selling it. Otherwise, your deleted information will be recovered probably. Let's check the 3 ways below.

How to delete data from android phone permanently before selling

Part 1: How to Wipe Android Phone Completely before Selling It via Android Eraser (Including Deleted Files)

All of us know how to delete everything on the Android phone, but what about deleted files? Others can recover the deleted files via some recovery apps. It is not safe if you just delete the existing data on the Android phone. But now, you can wipe your Android phone with Android Eraser - Samsung Eraser, including deleted files and existing files. Android Eraser is the most professional tool for wiping Android phone.

Major features and advantages of Android Eraser:

  • Android Eraser can wipe your Android phone completely, including deleted files, system settings, private data, and etc.
  • You can choose 3 progressive levels freely to wipe your Android phone.
  • Android Eraser supports to wipe out any data on Android phone, such as photos, videos, contacts, audios, call logs, messages, apps, documents and so on.
  • Highly compatible with many Android phones like Samsung Galaxy S10/S9/S8, HTC U12+/U11+/U11/10, Sony Xperia XZ2 Premium/XZ1/XZ5, ZTE Axon 10 Pro/9 Pro/7, Huawei P30 Pro/P30/P30 Lite/P20, Xiaomi, LG, HTC, OPPO, Vivo, Motorola, Google, etc.

Download Android Eraser below.

How to delete data from android phone permanently before selling
How to delete data from android phone permanently before selling

Tutorial on how to wipe Android phone completely with Android Eraser:

Step 1. Download and Install Android Eraser

To start with, you'd better backup Android data on computer in advance. Then download and install Android Eraser on your computer, and then launch the program.

Step 2. Connect Android Phone to Computer

Next, please connect your Android phone to the computer with a USB cable and don't forget to enable USB debugging on your Android phone. Android Eraser will access your phone quickly.

Step 3. Wipe Android Phone Completely

- Once connected, you will see the interface as below. Please click the "Erase" icon in blue.

How to delete data from android phone permanently before selling

- Then you can choose one of the 3 deleting levels by tapping on the menu beside the "Security Level" and click the "OK" icon. After that, type down the "delete" in the box and click the "OK".

How to delete data from android phone permanently before selling

- Then you need to tap on the "Yes" on your Android phone. Android Eraser will start to wipe your Android phone.

How to delete data from android phone permanently before selling

Friendly remind: Before throwing SIM card away, you'd better remove contacts from Android SIM card firstly to avoid leaking your important information.

Part 2: How to Wipe Android Phone before Selling It Using Factory Reset (Not Completely)

On the Android phone, there is a feature for us to delete everything. It is factory reset which you can choose it to wipe Android phone. But you should be clear that factory reset can't wipe deleted files on your Android phone, so you can't erase your Android phone completely before selling it with factory reset.

Here's how to wipe Android phone before selling it with factory reset:

Step 1. Preparation

At first, you need to remove sign out all your accounts on the apps and settings. Then remove your SIM card and SD card from your Android phone.

Step 2. Go to Settings

Secondly, go to Settings like a cogwheel on your Android phone, you can see the "Backup & reset" option on the screen.

Step 3. Delete Everything on Android Phone

Finally, click the "Reset" icon and tap on the "Erase All Data" button. Your existing data will be wiped out soon. You can check your files whether have been deleted in the documents app.

How to delete data from android phone permanently before selling

Tips: How to wipe a Samsung phone completely and fast? The best guide you can't miss.

How to delete data from android phone permanently before selling

  • Why is the factory reset not safe enough to wipe an Android phone?
  • As we mentioned above, factory reset can't erase the deleted files on your Android phone. Because it just deletes addresses of the data and you can recover the deleted files on your Android phone with the recovery apps. If you don't believe that, you can have a try on it. On the other hand, factory reset can't always erase your SD card, so you have to delete the data on the SD card manually.

Part 3: How to Wipe Android Phone with Find My Device

If you had installed Find My Device app on the Android phone when you sold your Android phone to others, you can wipe your Android phone with this app remotely. To some extent, this way can protect your information from being discovered by others. However, you'd better prepare your Android phone for trade-in with a professional app like Android Eraser.

Guide on how to wipe your phone with Find My Device:

Step 1. Launch Find My Device on the Browser

In the beginning, please launch Find My Device web address on the Browser.

Step 2. Sign in Google Account

- Sign in to your Google account which you use on the sold Android phone on the website. On your Google account, choose the "Secure account".

- Then tap on the "Your devices" and choose your Android phone.

Step 3. Erase Your Android Phone

After that, you will see the last location of your Android phone. Click the Android phone and choose the "Erase" option. The app will erase data from your Android phone which has been sold.

How to delete data from android phone permanently before selling

Conclusion

When you want to sell your Android phone, please remember to wipe Android phone before selling it for the safety of your personal information. Luckily, you get hang of these 3 practical methods to erase your Android phone for trading. If you would like to wipe Android phone completely before selling, Android Eraser - Samsung Eraser is your best choice. At last, welcome to write down your opinions on the comments part.

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How do you permanently erase data so that it Cannot be recovered Android?

Go to Settings > Security > Advanced and tap Encryption & credentials. Select Encrypt phone if the option isn't already enabled. Next, go to Settings > System > Advanced and tap Reset options. Select Erase all data (factory reset), and press Delete all data.

How do I make sure my data is deleted before selling?

How to wipe your Android Phone completely before selling it.
Basic file deletion and factory reset are not enough..
Backup your data..
Encrypt your data..
Overwrite with junk data..
Remove your accounts, SIM and memory card..
Perform factory reset..

How do I securely wipe my Android phone for resale?

On Stock Android you do this by going to Settings > Backup & Reset > Factory Data Reset and select Reset Phone. Once this process is completed, your data is gone.

How do I permanently delete data from my Android?

Go to Settings > Backup & reset. Tap Factory data reset. On the next screen, tick the box marked Erase phone data. You can also choose to remove data from the memory card on some phones - so be careful what button you tap on.