Outlook 2016 IMAP not synching Inbox

Symptoms:
Outlook 2016 is only pulling emails from subfolders. Inbox is empty.

Solution:
Check if the path to your Inbox is set in your Outlook 2016 settings.
To set the root folder path for your IMAP account:

File-> Account Settings-> Account Settings…

Double click on your IMAP account.

Button: More Options…

Tab: Advanced

Option: Root folder path

Setting this to “Inbox”

Click OK to close all of the opened dialog boxes.