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've set up more than one email account on your mobile phone, you need to select a default email account. When you write email, they'll automatically be sent from your default email account.
Find "Default Account"
Tap Mail, Contacts, Calendars.
Tap Default Account.
Select default email account
Tap the required email account until it has been selected as the default email account.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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