Nokia 3

Be careful, if you were linking to google account after a reset you need to enter.

To reset to factory settings Nokia 3 you will need a charger. The reset is performed as follows:

1. Turn off the phone
2. Connect the charger
3. Press and hold both "Volume +" and "Power"
4. Continue holding the buttons before the standard recovery menu (about 20 seconds)
5. With volume buttons select "Wipe data \ factory reset" and confirm with the "Power" button
6. Then select "Yes -- delete all user data"
7. After formatting the user partition select "Reboot system now"