only the old emails are shown, and new emails are not downloaded to Outlook, even though the status bar stated that the folder is updated.The new contents such as emails, contacts, calendar items, tasks, notes and others are not updated and not downloaded even though user manually select “update folder” in order to pull the new data.If you do this, Outlook won't have to sync with the server every time you click on a new item (as it will already be in the data file.) How you do this will depend upon which version of Outlook you're using.
For the latest information about the EWS Managed API, see Web services in Exchange.You can use the Microsoft Exchange Web Services (EWS) Managed API to update an existing Inbox rule from a user's mailbox in the Exchange store.The following example shows how to update an Inbox rule.In the end, you should have a much faster Outlook experience. There are times when Microsoft might update Exchange.Many people don't realize that with Windows updates, the updates for Microsoft Office are also "hidden." But it's not just the Office updates that can help speed up Outlook. In some cases, those updates can either break or cause problems with the communication between Outlook and Exchange.