Find "Access Point Names"
Press All apps to access the main menu.
Press Settings.
Press Wireless & networks.
Press Mobile networks.
Press Access Point Names.
Delete data connection
Press Vodafone Mail.
Press the Menu key.
Press Delete APN.
Press the Home key to return to standby mode.
Find "Settings"
Press All apps to access the main menu.
Press Mail.
If more than one email account is set up:
Press the Menu key.
Press the Menu key.
Press Accounts list.
Press the required email account.
Press the Menu key.
Press More.
Press Settings.
Delete email account
Press Delete account.
Press OK to confirm.
Exit
Press the Home key to return to standby mode.