Ending active applications on my mobile phone
Activating an Apple ID on my mobile phone
Turning the screen lock on my mobile phone on or off
Using tethering on my mobile phone
Inserting a SIM into my mobile phone
If you have problems sending and receiving email, you can delete the email configuration and then create it again.
Find "Mail, Contacts, Calendars"
Tap Mail, Contacts, Calendars.
Delete email account
Tap the required email account.
Tap Delete Account.
Tap Delete Account to confirm.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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