Read help info
If you have problems sending and receiving email messages, you can delete the email account and then create it again.
1. Find "Accounts"
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
2. Delete email account
Press the required account type.
Press Remove account.
Press REMOVE ACCOUNT.
3. Return to the home screen
Press the Home key to return to the home screen.