Exchange Server 2016

Exchange Server MAPI Speed

How to Fix Outlook Slow and Unresponsive with MAPI over HTTP to Exchange 2016

Outlook Slow and Unresponsive wiht MAPI over HTTP to Exchange 2016 Server In our case the versions in question were found to be: Outlook 2013 connecting to Exchange 2016 with MAPI over HTTP enabled. Reported Problems The user reported that outlook was slow to open email, and unresponsive with searching in outlook. The CTRL right click on the Outlook connection icon (bottom right) showed the connection was made with HTTP The Problem It is reported that MAPI over HTTP which is a newer connection method of laterExchange servers and potential better and more reliable for devices connecting has some unreliabilities in some instances with earlier version of Outlook. Our testing shows that later outlook versions and the Mac versions of outlook have no troubles at all. The Solution IN Exchange 2016 it is possible to disable MAPI for a users mailbox. The issue this may have is that they could… Read More »How to Fix Outlook Slow and Unresponsive with MAPI over HTTP to Exchange 2016