Use Microsoft Exchange Server MAPI Editor (MFCMAPI) to change the PR_CONTAINER_CLASS property of the folder to IPF.Note. PR_CONTAINER_CLASS_W, PidTagContainerClass I have added my IMAP email accounts to Outlook 2013 (and mail app) and not all of my folders and emails that are stored in folders on the server have synced. PR_CONTAINER_CLASS, PR_CONTAINER_CLASS_A, ptagContainerClass An analysis of the folder properties shows the following results:

In the end, check the stats of the last sync data. Then, choose the Properties and hit on the Synchronization tab, and browse for the Statistics for the folder. Firstly open the Outlook and right-click on the folder present in the Inbox, Sent items, drafts and etc.

This issue occurs if the folders in the Exchange mailbox were created by using an unrecognized class of type IPF.Imap. Select IMAP folders.: To sync ALL folders, deselect When displaying hierarchy in Outlook, show only subscribed folders and click OK: To sync certain folders, specify the folder name in the search field and click Query: Select the required folders, click Subscribe and OK: Alternatively, you may leave the search field empty and click Query. For checking, follow the steps given below to check Outlook is not syncing:. You can't view one or more folders in a user's mailbox on a Microsoft Exchange ActiveSync client or in Microsoft Outlook after the user's mailbox is migrated from an Internet Mail Access Protocol (IMAP) messaging system to Office 365 or on-premises Microsoft Exchange Server.

Imap folders not syncing outlook 2019