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- Open the Outlook desktop application.
- Click "File" on the top left corner.
- Click "Account Settings". A drop-down menu will appear.
- I the drop-down menu, click click "Account Settings".
- Select your personal University mailbox.
- Click "Change". A new window will appear.
- In the new window, uncheck the box next to "Use Cached Exchange Mode to download email to an Outlook data file".
- Click "More Settings" at the bottom of the window. A new window will appear.
- Click the "Advanced" tab at the top of the window.
- Click "Add". A new window will appear.
- In the new window, enter the name of the service account mailbox you want to add (not the full email address).
- Click "OK".
- Click "OK" again.
- Click "Next" at the bottom of the window.
- Click "Done".
- Click "Close".
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