If the Outlook data files are not indexed properly.
In such situations, the Outlook instant search will not work properly. Reasons Why Outlook Search is Not Working? Therefore, in this article, we are going to discuss the possible reasons and its solutions to answer these Outlook indexing related problems in Outlook 2010, 2013, 2016. And these problems are common in all versions of Outlook. This is the most common problem that the Outlook users are facing nowadays. This is a very annoying situation which the user has to face. When a user wants to use the instant Outlook search option and it takes a long time to complete or displays the message No matches found and also show some indexing related errors. In Microsoft Outlook search feature is there to make the search easy and if the Outlook search is not working properly or stopped working then the user will have to face problem in searching emails from the mailbox. Outlook is one of the most preferred email clients.