When the mailbox is added to Outlook client through IMAP, some folders may not be displayed. In such cases, it is possible to add the missing folders using the Subscribe option.

To add the missing folders in Outlook please do the following:

  1. Righ-click on the mailbox name in Outlook.
  2. Select IMAP folders...:
    IMAP folders
    • To sync ALL folders, deselect When displaying hierarchy in Outlook, show only subscribed folders and click OK:
      Sync All
    • To sync certain folders, specify the folder name in the search field and click Query:
      Query
    • Select the required folders, click Subscribe and OK:
      Select
    • Alternatively, you may leave the search field empty and click Query. All folders that are available for subscription will be displayed.
      Note: folders that are already subscribed are marked with the yellow folder icon
      QueryAll
  3. Check if the folders are displayed under the mailbox:
    Synced folders