To configure an ActiveSync account iPhone, iPad or iPod
- Open the Settings app.
- Tap Mail, Contacts, Calendars.
- Tap Add Account.
- Tap Microsoft Exchange.
- Enter your Exchange ActiveSync account settings (see your IT administrator or service provider if you don't know them).
- Tap Next.
- Select what you want to sync (Mail, Calendar, Contacts, Reminders).
- Tap Save.