How do I carry out a Factory reset on the device?

Note: Before performing this activity, ensure you have backed up and secured your data.
1. Go to settings menu.
2. Select Backup & Reset, select “Factory data reset”.
3. Select “Reset phone”, and “Erase everything”.
4. The device will then reboot.[/usa_item][usa_item acc_title=”How do I change the default SMS app?”]1. Go to Settings menu
2. In the Wireless & Networks section tap “More”.
3. On the next screen select “Default SMS app”
4. A popup window will appear, where you can change the default SMS app.
5. Note: the selected app will manage, receive and send all your text messages.