If you're ready and know the basic information, let's see how it works.
Step 1. Connect Your Android phone to PC
Running dr.fone toolkit for Android on your computer and select Data Erase among all the toolkits. Then use USB cable to connect your mobile phone and PC and make sure that you have enabled USB debugging on your phone.
Note: If the Android version of OS exceeds 4.2.2, your phone will have a pop-up message that requires you to allow USB to debug. Click OK to continue.
Step 2. Start Erasing Your Samsung J7
After the connection is successful, please back up the datas you need in the phone, if you have a good backup, click on Erase All Data button to start erasing all your data. Then the software starts to work, the whole process only takes a few minutes, please wait patiently.
Step 3. Perform Factory Data Reset on Your Phone
After deleting all the data, dr.fone toolkit for Android will ask you to tap on Fatory Data Reset or Erase All Data on the phone.
This will help you completely erase all settings on your phone. And then, Your cell phone is reborn. Because all the data and settings in your phone have been cleared.
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