First of all create a shared mailbox, in this instance we are using shared@adam-hand.com. Then give full permissions as you normally would for a licensed account in this instance adam@adam-hand.com.
- Open up the profile manager on Outlook
- Add a new profile, and give it a name
- Select “connect to a different account” in the bottom right hand corner
- Select “Manual setup or additional server types
- Select POP or IMAP
- Fill out the following information
- Your Name – What ever you want
- Email address – shared@adam-hand.com
- Account Type – IMAP
- Incoming mail server – outlook.office365.com
- Outgoing mail server – smtp.office365.com
- User name – adam@adam-hand.com\shared@adam-hand.com
- Password – The password for adam@adam-hand.com
- Tick the box for remember password
- Select the more settings button
- Under the Outgoing Server tab select “My outgoing server (SMTP) requires authentication” and “Use same settings as my incoming mail server”
- Select the Advanced tab
- Under incoming server IMAP enter – 993 and SSL/TLS
- Under Outgoing server (SMTP) enter – 587 and STARTTLS
- Select Ok
- Then Next and the test should pass successfully and you are good to go.