ACCESS EMAIL SETTINGS: From the Email app, select the Menu icon. Select Settings > General settings, then edit Settings as desired. To add another email account, select Add account.
EDIT EMAIL SIGNATURE/SYNC FREQUENCY: From the desired account's Setting screen, select Signature to edit the email's signature. Select Sync frequency to edit how often the device syncs for new emails.
CHANGE ACCOUNT SERVER SETTINGS: From the desired account's Settings screen, scroll to and select Incoming settings > enter desired server settings > SAVE.
DELETE AN EMAIL ACCOUNT: From the desired account's Settings screen, scroll to and select Remove account. Select REMOVE to confirm.