According to the latest WSJ article by Dalvin Brown about this measure. There are a few steps to arrange this correctly.
- First step
Back up your data
Back up your phones data to a cloud or to a computer, both are pretty easy to do on iPhones and Androids
Be sure to back up your data before to go next step. Really anything that you will regret losing if it's gone because once it's not safe probably you would not get it back. It's also really smart to set up automatic backups on your new device.
- Second step
Sign out
Sign out from your all accounts, log out from your Google account for Android, and sign out from your iOS account for iPhone.
- Third step
Factory reset
After clearing your data from your phone and restoring the device now that all that remains for factory reset. That means resetting your phone to general settings as at https://www.android.com/ you may find this information too. Once the resets are done. Your phone comes to general settings and is almost ready to go.
- Fourth step
Clean up your phone
The final step is something you really do not want to forget because it is a little important, clean the outside of your phone. When it looks brand new you may get more money for it. A good microfiber cloth, alcohol-based cleaner, and q-tip will help you with it.
Conclusion Conclusion
After all these steps your device is ready for the next phase of life.