I'm sorry about the issue. Are you currently able to use the phone or go to Settings app icon on the phone?
Please reply at the box below. Thank you.
1. From the Home / main screen touch Apps.
2. Touch Settings.
3. Touch the Accounts tab.
4. Touch Back up and reset.
5. Touch Factory data reset.
6. Touch Reset device.
7. Touch Erase everything.
When you are available, please reply at the box below to continue. Thank you.