All mail on Exchange is delivered immediately. The message will automatically be moved to your inbox. If there are messages that shouldn't have been marked as junk, right-click each email and then choose Mark as not junk.
In your folder list, choose the Junk Email folder and look for the missing email.Outlook 2016 not syncing all folders: Using Outlook: 1: Jun 28, 2016: M: Outlook 2016 - Mail Not Syncing With iPhone Outlook App: Using Outlook: 1: Mar 30, 2016: B: Syncing Office 365 folders to match Outlook 2013: Using Outlook: 3: Nov 5, 2015: J: Outlook 2013 Syncing contacts with Android phone - vs Outlook apps: Using.