Samsung Galaxy S10

Factory Reset

1. Turn off the device.
2. Press and hold the Volume Up key and the Home key, then press and hold the Power key.
3. When the Android logo displays, release all keys ('Installing system update' will show for about 30 - 60 seconds before showing the Android system recovery menu options).
4. Press the Volume down key several times to highlight “wipe data / factory reset.
5. Press Power button to select.
6. Press the Volume down key until 'Yes -- delete all user data' is highlighted.
7. Press Power button to select and start the master reset.
8. When the reset is complete, “Reboot system now” is highlighted.
9. Press the Power key to restart the device.