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Click in the Search Current Mailbox field at the top of the screen and type in read:no and press E nter.If there are no other unread messages, but there is a numerical indicator for unread messages still showing proceed to the next step.Verify that there are no other unread messages by scrolling to the top of your message list of your Focused and Other Inbox.The following steps will help fix this problem: Removing The Unread Message Notification For instance, your Inbox may show that you have 1 unread message, but you are certain that you have read all of your mail, and none of the messages are marked as unread. While using Outlook 2016, you may encounter incorrect unread mail notifications in the mailbox view pane.
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