Subscribing to an IMAP folder with Outlook?
In order to subscribe to an IMAP folder, using Outlook application, simply follow the steps below:
1) Right-click on the account name on the far left side of the screen.
2) Left-click “IMAP Folders…”
3) A “Show/Hide IMAP Folders” window opens.
4) The window has two tabs, labeled “All” and “Visible”. Make sure “All” is selected.
5) Select all the folders shown
6) Click “Show” button.
7) Click on OK. The folders should now be present in your client.