How to add shared mailbox on your Outlook account

How to add additional mailboxes:

Old Outlook version

Step 1:

Click "File" in the top left of Outlook

Step 2:

Click "Account Settings"

Step 3:

Click "Account Settings" on the drop down menu

Step 4:

Double click into your account as highlighted in the box below

Step 5:

Next click "More Settings"

Step 6:

Next click on  the "Advanced" tab

Step 7:

Click on the "Add" button 

Step 8:

Finally type the email inbox you want added into your "Add Mailbox" field and hit "ok", after this follows the buttons in the order seen in this image

New Outlook version 

Step 1, Right Click on your email account
Step 2. Select " Add Shared folder or mailbox "
Step 3. Type the name of the shared mailbox you are looking for and select from the list and click on "Add"
Step 4. That should then appear under your " Shared with me" list on Outlook