This is a known bug that Microsoft says they'll be addressing it.
If your email is not showing up in your "Inbox" after you've configured it, you'll need to do the following steps.
Click on the "File" tab.
Click on "Account Settings"
Double click your account.
Click on "More Settings".
Click on the "Advance" tab.
Where you see the "Root Folder Path" section, type the word "Inbox".
Click OK, then click Next, then it will do a TEST send and receive.
Click OK, then click Finish.
Then your email will show up in your Inbox again.