Using tethering on my mobile phone
Making a call with hidden caller identification
Writing and sending MMS
Sharing pictures or video clips using iCloud Photo Sharing
Using my mobile phone camera
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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